Home / 3,989,833.53-5,985,590.92-1,293,948.53

Finding the Fourth Proportional to 3,989,833.53, 5,985,590.92 and 1,293,948.53

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Solution

The fourth proportional to 3,989,833.53, 5,985,590.92 and 1,293,948.53 is: 1,941,195.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,833.53 : 5,985,590.92 = 1,293,948.53 : x
  2. Step 2: Convert to fraction form
    3,989,833.53/5,985,590.92 = 1,293,948.53/x
  3. Step 3: Cross multiply
    3,989,833.53x = 5,985,590.92 × 1,293,948.53
  4. Step 4: Simplify right side
    3,989,833.53x = 7,745,046,572,115.35
  5. Step 5: Solve for x
    x = 7,745,046,572,115.35/3,989,833.53
  6. Step 6: Final answer
    x = 1,941,195.42

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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.