Home / 1,293,248.90-1,784,519.61-749,379.62

Finding the Fourth Proportional to 1,293,248.90, 1,784,519.61 and 749,379.62

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Solution

The fourth proportional to 1,293,248.90, 1,784,519.61 and 749,379.62 is: 1,034,048.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,248.90 : 1,784,519.61 = 749,379.62 : x
  2. Step 2: Convert to fraction form
    1,293,248.90/1,784,519.61 = 749,379.62/x
  3. Step 3: Cross multiply
    1,293,248.90x = 1,784,519.61 × 749,379.62
  4. Step 4: Simplify right side
    1,293,248.90x = 1,337,282,627,224.35
  5. Step 5: Solve for x
    x = 1,337,282,627,224.35/1,293,248.90
  6. Step 6: Final answer
    x = 1,034,048.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.