Home / 889,470.24-1,332,808.23-687,561.06

Finding the Fourth Proportional to 889,470.24, 1,332,808.23 and 687,561.06

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Solution

The fourth proportional to 889,470.24, 1,332,808.23 and 687,561.06 is: 1,030,261.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,470.24 : 1,332,808.23 = 687,561.06 : x
  2. Step 2: Convert to fraction form
    889,470.24/1,332,808.23 = 687,561.06/x
  3. Step 3: Cross multiply
    889,470.24x = 1,332,808.23 × 687,561.06
  4. Step 4: Simplify right side
    889,470.24x = 916,387,039,395.52
  5. Step 5: Solve for x
    x = 916,387,039,395.52/889,470.24
  6. Step 6: Final answer
    x = 1,030,261.61

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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.