Home / 1,765,490.40-2,648,581.20-754,610.40

Finding the Fourth Proportional to 1,765,490.40, 2,648,581.20 and 754,610.40

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Solution

The fourth proportional to 1,765,490.40, 2,648,581.20 and 754,610.40 is: 1,132,063.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,490.40 : 2,648,581.20 = 754,610.40 : x
  2. Step 2: Convert to fraction form
    1,765,490.40/2,648,581.20 = 754,610.40/x
  3. Step 3: Cross multiply
    1,765,490.40x = 2,648,581.20 × 754,610.40
  4. Step 4: Simplify right side
    1,765,490.40x = 1,998,646,918,764.48
  5. Step 5: Solve for x
    x = 1,998,646,918,764.48/1,765,490.40
  6. Step 6: Final answer
    x = 1,132,063.32

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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.