Home / 1,126,247.32-1,554,221.60-616,967.80

Finding the Fourth Proportional to 1,126,247.32, 1,554,221.60 and 616,967.80

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Solution

The fourth proportional to 1,126,247.32, 1,554,221.60 and 616,967.80 is: 851,415.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,247.32 : 1,554,221.60 = 616,967.80 : x
  2. Step 2: Convert to fraction form
    1,126,247.32/1,554,221.60 = 616,967.80/x
  3. Step 3: Cross multiply
    1,126,247.32x = 1,554,221.60 × 616,967.80
  4. Step 4: Simplify right side
    1,126,247.32x = 958,904,681,264.48
  5. Step 5: Solve for x
    x = 958,904,681,264.48/1,126,247.32
  6. Step 6: Final answer
    x = 851,415.73

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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.