Home / 1,542,574.38-2,313,483.96-644,023.56

Finding the Fourth Proportional to 1,542,574.38, 2,313,483.96 and 644,023.56

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Solution

The fourth proportional to 1,542,574.38, 2,313,483.96 and 644,023.56 is: 965,877.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,574.38 : 2,313,483.96 = 644,023.56 : x
  2. Step 2: Convert to fraction form
    1,542,574.38/2,313,483.96 = 644,023.56/x
  3. Step 3: Cross multiply
    1,542,574.38x = 2,313,483.96 × 644,023.56
  4. Step 4: Simplify right side
    1,542,574.38x = 1,489,938,175,922.10
  5. Step 5: Solve for x
    x = 1,489,938,175,922.10/1,542,574.38
  6. Step 6: Final answer
    x = 965,877.69

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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.