Home / 2,897,778.80-4,346,473.80-767,817.20

Finding the Fourth Proportional to 2,897,778.80, 4,346,473.80 and 767,817.20

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Solution

The fourth proportional to 2,897,778.80, 4,346,473.80 and 767,817.20 is: 1,151,674.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,778.80 : 4,346,473.80 = 767,817.20 : x
  2. Step 2: Convert to fraction form
    2,897,778.80/4,346,473.80 = 767,817.20/x
  3. Step 3: Cross multiply
    2,897,778.80x = 4,346,473.80 × 767,817.20
  4. Step 4: Simplify right side
    2,897,778.80x = 3,337,297,342,989.36
  5. Step 5: Solve for x
    x = 3,337,297,342,989.36/2,897,778.80
  6. Step 6: Final answer
    x = 1,151,674.29

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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.