Home / 1,079,785.76-1,490,115.72-596,363.12

Finding the Fourth Proportional to 1,079,785.76, 1,490,115.72 and 596,363.12

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Solution

The fourth proportional to 1,079,785.76, 1,490,115.72 and 596,363.12 is: 822,987.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,785.76 : 1,490,115.72 = 596,363.12 : x
  2. Step 2: Convert to fraction form
    1,079,785.76/1,490,115.72 = 596,363.12/x
  3. Step 3: Cross multiply
    1,079,785.76x = 1,490,115.72 × 596,363.12
  4. Step 4: Simplify right side
    1,079,785.76x = 888,650,059,940.25
  5. Step 5: Solve for x
    x = 888,650,059,940.25/1,079,785.76
  6. Step 6: Final answer
    x = 822,987.39

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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.