Home / 2,120,569.52-2,925,270.60-1,260,518

Finding the Fourth Proportional to 2,120,569.52, 2,925,270.60 and 1,260,518

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Solution

The fourth proportional to 2,120,569.52, 2,925,270.60 and 1,260,518 is: 1,738,851.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,569.52 : 2,925,270.60 = 1,260,518 : x
  2. Step 2: Convert to fraction form
    2,120,569.52/2,925,270.60 = 1,260,518/x
  3. Step 3: Cross multiply
    2,120,569.52x = 2,925,270.60 × 1,260,518
  4. Step 4: Simplify right side
    2,120,569.52x = 3,687,356,246,170.80
  5. Step 5: Solve for x
    x = 3,687,356,246,170.80/2,120,569.52
  6. Step 6: Final answer
    x = 1,738,851.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.