Home / 2,427,424.64-3,641,138.76-829,999.72

Finding the Fourth Proportional to 2,427,424.64, 3,641,138.76 and 829,999.72

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Solution

The fourth proportional to 2,427,424.64, 3,641,138.76 and 829,999.72 is: 1,245,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427,424.64 : 3,641,138.76 = 829,999.72 : x
  2. Step 2: Convert to fraction form
    2,427,424.64/3,641,138.76 = 829,999.72/x
  3. Step 3: Cross multiply
    2,427,424.64x = 3,641,138.76 × 829,999.72
  4. Step 4: Simplify right side
    2,427,424.64x = 3,022,144,151,281.15
  5. Step 5: Solve for x
    x = 3,022,144,151,281.15/2,427,424.64
  6. Step 6: Final answer
    x = 1,245,000.20

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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.