Home / 1,155,277.60-1,732,657.20-758,701.60

Finding the Fourth Proportional to 1,155,277.60, 1,732,657.20 and 758,701.60

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Solution

The fourth proportional to 1,155,277.60, 1,732,657.20 and 758,701.60 is: 1,137,882.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,277.60 : 1,732,657.20 = 758,701.60 : x
  2. Step 2: Convert to fraction form
    1,155,277.60/1,732,657.20 = 758,701.60/x
  3. Step 3: Cross multiply
    1,155,277.60x = 1,732,657.20 × 758,701.60
  4. Step 4: Simplify right side
    1,155,277.60x = 1,314,569,789,891.52
  5. Step 5: Solve for x
    x = 1,314,569,789,891.52/1,155,277.60
  6. Step 6: Final answer
    x = 1,137,882.18

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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.