Home / 5,773,015.40-8,660,300.70-1,987,658.60

Finding the Fourth Proportional to 5,773,015.40, 8,660,300.70 and 1,987,658.60

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Solution

The fourth proportional to 5,773,015.40, 8,660,300.70 and 1,987,658.60 is: 2,981,755.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773,015.40 : 8,660,300.70 = 1,987,658.60 : x
  2. Step 2: Convert to fraction form
    5,773,015.40/8,660,300.70 = 1,987,658.60/x
  3. Step 3: Cross multiply
    5,773,015.40x = 8,660,300.70 × 1,987,658.60
  4. Step 4: Simplify right side
    5,773,015.40x = 17,213,721,164,941.02
  5. Step 5: Solve for x
    x = 17,213,721,164,941.02/5,773,015.40
  6. Step 6: Final answer
    x = 2,981,755.63

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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.