Home / 1,157,617.50-1,735,753.19-438,014.70

Finding the Fourth Proportional to 1,157,617.50, 1,735,753.19 and 438,014.70

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Solution

The fourth proportional to 1,157,617.50, 1,735,753.19 and 438,014.70 is: 656,767.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,617.50 : 1,735,753.19 = 438,014.70 : x
  2. Step 2: Convert to fraction form
    1,157,617.50/1,735,753.19 = 438,014.70/x
  3. Step 3: Cross multiply
    1,157,617.50x = 1,735,753.19 × 438,014.70
  4. Step 4: Simplify right side
    1,157,617.50x = 760,285,412,791.89
  5. Step 5: Solve for x
    x = 760,285,412,791.89/1,157,617.50
  6. Step 6: Final answer
    x = 656,767.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.