Home / 889,480.52-1,332,823.60-687,571.36

Finding the Fourth Proportional to 889,480.52, 1,332,823.60 and 687,571.36

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Solution

The fourth proportional to 889,480.52, 1,332,823.60 and 687,571.36 is: 1,030,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,480.52 : 1,332,823.60 = 687,571.36 : x
  2. Step 2: Convert to fraction form
    889,480.52/1,332,823.60 = 687,571.36/x
  3. Step 3: Cross multiply
    889,480.52x = 1,332,823.60 × 687,571.36
  4. Step 4: Simplify right side
    889,480.52x = 916,411,335,292.10
  5. Step 5: Solve for x
    x = 916,411,335,292.10/889,480.52
  6. Step 6: Final answer
    x = 1,030,277.02

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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.