Home / 3,728,520.02-5,565,560.48-3,199,440.98

Finding the Fourth Proportional to 3,728,520.02, 5,565,560.48 and 3,199,440.98

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Solution

The fourth proportional to 3,728,520.02, 5,565,560.48 and 3,199,440.98 is: 4,775,804.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,520.02 : 5,565,560.48 = 3,199,440.98 : x
  2. Step 2: Convert to fraction form
    3,728,520.02/5,565,560.48 = 3,199,440.98/x
  3. Step 3: Cross multiply
    3,728,520.02x = 5,565,560.48 × 3,199,440.98
  4. Step 4: Simplify right side
    3,728,520.02x = 17,806,682,286,295.07
  5. Step 5: Solve for x
    x = 17,806,682,286,295.07/3,728,520.02
  6. Step 6: Final answer
    x = 4,775,804.39

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Double scale
Find fourth proportional to 3,728,521.02, 5,565,561.97 and 3,199,441.98
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.