Home / 4,575,046.78-6,862,619.45-1,380,200.64

Finding the Fourth Proportional to 4,575,046.78, 6,862,619.45 and 1,380,200.64

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Solution

The fourth proportional to 4,575,046.78, 6,862,619.45 and 1,380,200.64 is: 2,070,315.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575,046.78 : 6,862,619.45 = 1,380,200.64 : x
  2. Step 2: Convert to fraction form
    4,575,046.78/6,862,619.45 = 1,380,200.64/x
  3. Step 3: Cross multiply
    4,575,046.78x = 6,862,619.45 × 1,380,200.64
  4. Step 4: Simplify right side
    4,575,046.78x = 9,471,791,756,966.45
  5. Step 5: Solve for x
    x = 9,471,791,756,966.45/4,575,046.78
  6. Step 6: Final answer
    x = 2,070,315.83

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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.