Home / 1,557,543.60-2,331,649.80-926,132.40

Finding the Fourth Proportional to 1,557,543.60, 2,331,649.80 and 926,132.40

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Solution

The fourth proportional to 1,557,543.60, 2,331,649.80 and 926,132.40 is: 1,386,424.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,543.60 : 2,331,649.80 = 926,132.40 : x
  2. Step 2: Convert to fraction form
    1,557,543.60/2,331,649.80 = 926,132.40/x
  3. Step 3: Cross multiply
    1,557,543.60x = 2,331,649.80 × 926,132.40
  4. Step 4: Simplify right side
    1,557,543.60x = 2,159,416,425,233.52
  5. Step 5: Solve for x
    x = 2,159,416,425,233.52/1,557,543.60
  6. Step 6: Final answer
    x = 1,386,424.38

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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.