Home / 1,187,202.28-1,781,010.78-522,337

Finding the Fourth Proportional to 1,187,202.28, 1,781,010.78 and 522,337

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Solution

The fourth proportional to 1,187,202.28, 1,781,010.78 and 522,337 is: 783,596.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,202.28 : 1,781,010.78 = 522,337 : x
  2. Step 2: Convert to fraction form
    1,187,202.28/1,781,010.78 = 522,337/x
  3. Step 3: Cross multiply
    1,187,202.28x = 1,781,010.78 × 522,337
  4. Step 4: Simplify right side
    1,187,202.28x = 930,287,827,792.86
  5. Step 5: Solve for x
    x = 930,287,827,792.86/1,187,202.28
  6. Step 6: Final answer
    x = 783,596.73

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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.