Home / 1,086,897.87-1,499,957.33-603,470.43

Finding the Fourth Proportional to 1,086,897.87, 1,499,957.33 and 603,470.43

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Solution

The fourth proportional to 1,086,897.87, 1,499,957.33 and 603,470.43 is: 832,810.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,897.87 : 1,499,957.33 = 603,470.43 : x
  2. Step 2: Convert to fraction form
    1,086,897.87/1,499,957.33 = 603,470.43/x
  3. Step 3: Cross multiply
    1,086,897.87x = 1,499,957.33 × 603,470.43
  4. Step 4: Simplify right side
    1,086,897.87x = 905,179,891,899.40
  5. Step 5: Solve for x
    x = 905,179,891,899.40/1,086,897.87
  6. Step 6: Final answer
    x = 832,810.44

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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.