Home / 1,534,062.40-2,298,469.20-972,440.80

Finding the Fourth Proportional to 1,534,062.40, 2,298,469.20 and 972,440.80

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Solution

The fourth proportional to 1,534,062.40, 2,298,469.20 and 972,440.80 is: 1,456,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,062.40 : 2,298,469.20 = 972,440.80 : x
  2. Step 2: Convert to fraction form
    1,534,062.40/2,298,469.20 = 972,440.80/x
  3. Step 3: Cross multiply
    1,534,062.40x = 2,298,469.20 × 972,440.80
  4. Step 4: Simplify right side
    1,534,062.40x = 2,235,125,227,623.36
  5. Step 5: Solve for x
    x = 2,235,125,227,623.36/1,534,062.40
  6. Step 6: Final answer
    x = 1,456,997.60

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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.