Home / 1,126,070.28-1,553,962.05-616,773.06

Finding the Fourth Proportional to 1,126,070.28, 1,553,962.05 and 616,773.06

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Solution

The fourth proportional to 1,126,070.28, 1,553,962.05 and 616,773.06 is: 851,138.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,070.28 : 1,553,962.05 = 616,773.06 : x
  2. Step 2: Convert to fraction form
    1,126,070.28/1,553,962.05 = 616,773.06/x
  3. Step 3: Cross multiply
    1,126,070.28x = 1,553,962.05 × 616,773.06
  4. Step 4: Simplify right side
    1,126,070.28x = 958,441,928,702.37
  5. Step 5: Solve for x
    x = 958,441,928,702.37/1,126,070.28
  6. Step 6: Final answer
    x = 851,138.64

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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.