Home / 2,428,262.75-3,641,759.81-721,946.55

Finding the Fourth Proportional to 2,428,262.75, 3,641,759.81 and 721,946.55

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Solution

The fourth proportional to 2,428,262.75, 3,641,759.81 and 721,946.55 is: 1,082,731.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,262.75 : 3,641,759.81 = 721,946.55 : x
  2. Step 2: Convert to fraction form
    2,428,262.75/3,641,759.81 = 721,946.55/x
  3. Step 3: Cross multiply
    2,428,262.75x = 3,641,759.81 × 721,946.55
  4. Step 4: Simplify right side
    2,428,262.75x = 2,629,155,927,148.42
  5. Step 5: Solve for x
    x = 2,629,155,927,148.42/2,428,262.75
  6. Step 6: Final answer
    x = 1,082,731.24

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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.