Home / 2,664,231.90-3,996,385.65-867,124.86

Finding the Fourth Proportional to 2,664,231.90, 3,996,385.65 and 867,124.86

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Solution

The fourth proportional to 2,664,231.90, 3,996,385.65 and 867,124.86 is: 1,300,699.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,231.90 : 3,996,385.65 = 867,124.86 : x
  2. Step 2: Convert to fraction form
    2,664,231.90/3,996,385.65 = 867,124.86/x
  3. Step 3: Cross multiply
    2,664,231.90x = 3,996,385.65 × 867,124.86
  4. Step 4: Simplify right side
    2,664,231.90x = 3,465,365,347,262.26
  5. Step 5: Solve for x
    x = 3,465,365,347,262.26/2,664,231.90
  6. Step 6: Final answer
    x = 1,300,699.59

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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.