Home / 1,542,629.02-2,315,436.16-744,472.42

Finding the Fourth Proportional to 1,542,629.02, 2,315,436.16 and 744,472.42

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Solution

The fourth proportional to 1,542,629.02, 2,315,436.16 and 744,472.42 is: 1,117,428.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,629.02 : 2,315,436.16 = 744,472.42 : x
  2. Step 2: Convert to fraction form
    1,542,629.02/2,315,436.16 = 744,472.42/x
  3. Step 3: Cross multiply
    1,542,629.02x = 2,315,436.16 × 744,472.42
  4. Step 4: Simplify right side
    1,542,629.02x = 1,723,778,361,390.71
  5. Step 5: Solve for x
    x = 1,723,778,361,390.71/1,542,629.02
  6. Step 6: Final answer
    x = 1,117,428.97

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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.