Home / 1,116,579.12-1,540,834.92-607,281.36

Finding the Fourth Proportional to 1,116,579.12, 1,540,834.92 and 607,281.36

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Solution

The fourth proportional to 1,116,579.12, 1,540,834.92 and 607,281.36 is: 838,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,579.12 : 1,540,834.92 = 607,281.36 : x
  2. Step 2: Convert to fraction form
    1,116,579.12/1,540,834.92 = 607,281.36/x
  3. Step 3: Cross multiply
    1,116,579.12x = 1,540,834.92 × 607,281.36
  4. Step 4: Simplify right side
    1,116,579.12x = 935,720,325,753.09
  5. Step 5: Solve for x
    x = 935,720,325,753.09/1,116,579.12
  6. Step 6: Final answer
    x = 838,024.20

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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.