Home / 2,574,385.47-3,862,202.31-777,161.52

Finding the Fourth Proportional to 2,574,385.47, 3,862,202.31 and 777,161.52

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Solution

The fourth proportional to 2,574,385.47, 3,862,202.31 and 777,161.52 is: 1,165,930.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574,385.47 : 3,862,202.31 = 777,161.52 : x
  2. Step 2: Convert to fraction form
    2,574,385.47/3,862,202.31 = 777,161.52/x
  3. Step 3: Cross multiply
    2,574,385.47x = 3,862,202.31 × 777,161.52
  4. Step 4: Simplify right side
    2,574,385.47x = 3,001,555,017,787.11
  5. Step 5: Solve for x
    x = 3,001,555,017,787.11/2,574,385.47
  6. Step 6: Final answer
    x = 1,165,930.69

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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.