Home / 3,132,292.01-4,322,178.23-1,908,153.45

Finding the Fourth Proportional to 3,132,292.01, 4,322,178.23 and 1,908,153.45

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Solution

The fourth proportional to 3,132,292.01, 4,322,178.23 and 1,908,153.45 is: 2,633,017.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,292.01 : 4,322,178.23 = 1,908,153.45 : x
  2. Step 2: Convert to fraction form
    3,132,292.01/4,322,178.23 = 1,908,153.45/x
  3. Step 3: Cross multiply
    3,132,292.01x = 4,322,178.23 × 1,908,153.45
  4. Step 4: Simplify right side
    3,132,292.01x = 8,247,379,291,548.63
  5. Step 5: Solve for x
    x = 8,247,379,291,548.63/3,132,292.01
  6. Step 6: Final answer
    x = 2,633,017.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.