Home / 1,489,798.17-2,234,717.61-424,840.04

Finding the Fourth Proportional to 1,489,798.17, 2,234,717.61 and 424,840.04

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Solution

The fourth proportional to 1,489,798.17, 2,234,717.61 and 424,840.04 is: 637,265.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,798.17 : 2,234,717.61 = 424,840.04 : x
  2. Step 2: Convert to fraction form
    1,489,798.17/2,234,717.61 = 424,840.04/x
  3. Step 3: Cross multiply
    1,489,798.17x = 2,234,717.61 × 424,840.04
  4. Step 4: Simplify right side
    1,489,798.17x = 949,397,514,434.56
  5. Step 5: Solve for x
    x = 949,397,514,434.56/1,489,798.17
  6. Step 6: Final answer
    x = 637,265.86

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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.