Home / 1,250,862.89-1,876,432.26-397,735

Finding the Fourth Proportional to 1,250,862.89, 1,876,432.26 and 397,735

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Solution

The fourth proportional to 1,250,862.89, 1,876,432.26 and 397,735 is: 596,646.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,862.89 : 1,876,432.26 = 397,735 : x
  2. Step 2: Convert to fraction form
    1,250,862.89/1,876,432.26 = 397,735/x
  3. Step 3: Cross multiply
    1,250,862.89x = 1,876,432.26 × 397,735
  4. Step 4: Simplify right side
    1,250,862.89x = 746,322,784,931.10
  5. Step 5: Solve for x
    x = 746,322,784,931.10/1,250,862.89
  6. Step 6: Final answer
    x = 596,646.36

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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.