Home / 1,116,819.28-1,541,209.44-607,520.44

Finding the Fourth Proportional to 1,116,819.28, 1,541,209.44 and 607,520.44

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Solution

The fourth proportional to 1,116,819.28, 1,541,209.44 and 607,520.44 is: 838,377.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,819.28 : 1,541,209.44 = 607,520.44 : x
  2. Step 2: Convert to fraction form
    1,116,819.28/1,541,209.44 = 607,520.44/x
  3. Step 3: Cross multiply
    1,116,819.28x = 1,541,209.44 × 607,520.44
  4. Step 4: Simplify right side
    1,116,819.28x = 936,316,237,120.95
  5. Step 5: Solve for x
    x = 936,316,237,120.95/1,116,819.28
  6. Step 6: Final answer
    x = 838,377.57

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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.