Home / 970,131.40-1,455,197.10-932,806.60

Finding the Fourth Proportional to 970,131.40, 1,455,197.10 and 932,806.60

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Solution

The fourth proportional to 970,131.40, 1,455,197.10 and 932,806.60 is: 1,399,209.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,131.40 : 1,455,197.10 = 932,806.60 : x
  2. Step 2: Convert to fraction form
    970,131.40/1,455,197.10 = 932,806.60/x
  3. Step 3: Cross multiply
    970,131.40x = 1,455,197.10 × 932,806.60
  4. Step 4: Simplify right side
    970,131.40x = 1,357,417,459,180.86
  5. Step 5: Solve for x
    x = 1,357,417,459,180.86/970,131.40
  6. Step 6: Final answer
    x = 1,399,209.90

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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.