Home / 2,576,737.20-3,864,121.65-779,023.20

Finding the Fourth Proportional to 2,576,737.20, 3,864,121.65 and 779,023.20

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Solution

The fourth proportional to 2,576,737.20, 3,864,121.65 and 779,023.20 is: 1,168,237.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576,737.20 : 3,864,121.65 = 779,023.20 : x
  2. Step 2: Convert to fraction form
    2,576,737.20/3,864,121.65 = 779,023.20/x
  3. Step 3: Cross multiply
    2,576,737.20x = 3,864,121.65 × 779,023.20
  4. Step 4: Simplify right side
    2,576,737.20x = 3,010,240,412,972.28
  5. Step 5: Solve for x
    x = 3,010,240,412,972.28/2,576,737.20
  6. Step 6: Final answer
    x = 1,168,237.26

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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.