Home / 1,557,265.20-2,336,335.20-758,572.80

Finding the Fourth Proportional to 1,557,265.20, 2,336,335.20 and 758,572.80

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Solution

The fourth proportional to 1,557,265.20, 2,336,335.20 and 758,572.80 is: 1,138,072.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,265.20 : 2,336,335.20 = 758,572.80 : x
  2. Step 2: Convert to fraction form
    1,557,265.20/2,336,335.20 = 758,572.80/x
  3. Step 3: Cross multiply
    1,557,265.20x = 2,336,335.20 × 758,572.80
  4. Step 4: Simplify right side
    1,557,265.20x = 1,772,280,334,402.56
  5. Step 5: Solve for x
    x = 1,772,280,334,402.56/1,557,265.20
  6. Step 6: Final answer
    x = 1,138,072.27

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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.