Home / 2,942,241.12-4,413,355.20-783,266.72

Finding the Fourth Proportional to 2,942,241.12, 4,413,355.20 and 783,266.72

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Solution

The fourth proportional to 2,942,241.12, 4,413,355.20 and 783,266.72 is: 1,174,898.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942,241.12 : 4,413,355.20 = 783,266.72 : x
  2. Step 2: Convert to fraction form
    2,942,241.12/4,413,355.20 = 783,266.72/x
  3. Step 3: Cross multiply
    2,942,241.12x = 4,413,355.20 × 783,266.72
  4. Step 4: Simplify right side
    2,942,241.12x = 3,456,834,229,632.17
  5. Step 5: Solve for x
    x = 3,456,834,229,632.17/2,942,241.12
  6. Step 6: Final answer
    x = 1,174,898.35

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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.