Home / 1,908,145.61-2,862,203.83-488,199.41

Finding the Fourth Proportional to 1,908,145.61, 2,862,203.83 and 488,199.41

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Solution

The fourth proportional to 1,908,145.61, 2,862,203.83 and 488,199.41 is: 732,295.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,145.61 : 2,862,203.83 = 488,199.41 : x
  2. Step 2: Convert to fraction form
    1,908,145.61/2,862,203.83 = 488,199.41/x
  3. Step 3: Cross multiply
    1,908,145.61x = 2,862,203.83 × 488,199.41
  4. Step 4: Simplify right side
    1,908,145.61x = 1,397,326,218,138.23
  5. Step 5: Solve for x
    x = 1,397,326,218,138.23/1,908,145.61
  6. Step 6: Final answer
    x = 732,295.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.