Home / 1,116,821.50-1,541,229.05-607,523.87

Finding the Fourth Proportional to 1,116,821.50, 1,541,229.05 and 607,523.87

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Solution

The fourth proportional to 1,116,821.50, 1,541,229.05 and 607,523.87 is: 838,391.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,821.50 : 1,541,229.05 = 607,523.87 : x
  2. Step 2: Convert to fraction form
    1,116,821.50/1,541,229.05 = 607,523.87/x
  3. Step 3: Cross multiply
    1,116,821.50x = 1,541,229.05 × 607,523.87
  4. Step 4: Simplify right side
    1,116,821.50x = 936,333,437,012.42
  5. Step 5: Solve for x
    x = 936,333,437,012.42/1,116,821.50
  6. Step 6: Final answer
    x = 838,391.31

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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.