Home / 970,057.40-1,455,086.10-816,092.60

Finding the Fourth Proportional to 970,057.40, 1,455,086.10 and 816,092.60

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Solution

The fourth proportional to 970,057.40, 1,455,086.10 and 816,092.60 is: 1,224,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,057.40 : 1,455,086.10 = 816,092.60 : x
  2. Step 2: Convert to fraction form
    970,057.40/1,455,086.10 = 816,092.60/x
  3. Step 3: Cross multiply
    970,057.40x = 1,455,086.10 × 816,092.60
  4. Step 4: Simplify right side
    970,057.40x = 1,187,484,998,572.86
  5. Step 5: Solve for x
    x = 1,187,484,998,572.86/970,057.40
  6. Step 6: Final answer
    x = 1,224,138.90

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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.