Home / 2,149,319.39-3,224,011.89-551,847.11

Finding the Fourth Proportional to 2,149,319.39, 3,224,011.89 and 551,847.11

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Solution

The fourth proportional to 2,149,319.39, 3,224,011.89 and 551,847.11 is: 827,779.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,319.39 : 3,224,011.89 = 551,847.11 : x
  2. Step 2: Convert to fraction form
    2,149,319.39/3,224,011.89 = 551,847.11/x
  3. Step 3: Cross multiply
    2,149,319.39x = 3,224,011.89 × 551,847.11
  4. Step 4: Simplify right side
    2,149,319.39x = 1,779,161,641,342.90
  5. Step 5: Solve for x
    x = 1,779,161,641,342.90/2,149,319.39
  6. Step 6: Final answer
    x = 827,779.09

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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.