Home / 1,331,733.18-1,999,021.32-573,948.62

Finding the Fourth Proportional to 1,331,733.18, 1,999,021.32 and 573,948.62

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Solution

The fourth proportional to 1,331,733.18, 1,999,021.32 and 573,948.62 is: 861,535.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,733.18 : 1,999,021.32 = 573,948.62 : x
  2. Step 2: Convert to fraction form
    1,331,733.18/1,999,021.32 = 573,948.62/x
  3. Step 3: Cross multiply
    1,331,733.18x = 1,999,021.32 × 573,948.62
  4. Step 4: Simplify right side
    1,331,733.18x = 1,147,335,527,964.58
  5. Step 5: Solve for x
    x = 1,147,335,527,964.58/1,331,733.18
  6. Step 6: Final answer
    x = 861,535.59

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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.