Home / 3,987,842.40-5,981,763.60-1,592,056.80

Finding the Fourth Proportional to 3,987,842.40, 5,981,763.60 and 1,592,056.80

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Solution

The fourth proportional to 3,987,842.40, 5,981,763.60 and 1,592,056.80 is: 2,388,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,987,842.40 : 5,981,763.60 = 1,592,056.80 : x
  2. Step 2: Convert to fraction form
    3,987,842.40/5,981,763.60 = 1,592,056.80/x
  3. Step 3: Cross multiply
    3,987,842.40x = 5,981,763.60 × 1,592,056.80
  4. Step 4: Simplify right side
    3,987,842.40x = 9,523,307,415,372.48
  5. Step 5: Solve for x
    x = 9,523,307,415,372.48/3,987,842.40
  6. Step 6: Final answer
    x = 2,388,085.20

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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.