Home / 1,512,139.60-2,264,710.20-1,036,248.40

Finding the Fourth Proportional to 1,512,139.60, 2,264,710.20 and 1,036,248.40

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Solution

The fourth proportional to 1,512,139.60, 2,264,710.20 and 1,036,248.40 is: 1,551,974.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,139.60 : 2,264,710.20 = 1,036,248.40 : x
  2. Step 2: Convert to fraction form
    1,512,139.60/2,264,710.20 = 1,036,248.40/x
  3. Step 3: Cross multiply
    1,512,139.60x = 2,264,710.20 × 1,036,248.40
  4. Step 4: Simplify right side
    1,512,139.60x = 2,346,802,321,213.68
  5. Step 5: Solve for x
    x = 2,346,802,321,213.68/1,512,139.60
  6. Step 6: Final answer
    x = 1,551,974.65

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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.