Home / 2,709,319.74-4,061,134.82-911,579.15

Finding the Fourth Proportional to 2,709,319.74, 4,061,134.82 and 911,579.15

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Solution

The fourth proportional to 2,709,319.74, 4,061,134.82 and 911,579.15 is: 1,366,411.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,319.74 : 4,061,134.82 = 911,579.15 : x
  2. Step 2: Convert to fraction form
    2,709,319.74/4,061,134.82 = 911,579.15/x
  3. Step 3: Cross multiply
    2,709,319.74x = 4,061,134.82 × 911,579.15
  4. Step 4: Simplify right side
    2,709,319.74x = 3,702,045,802,387.43
  5. Step 5: Solve for x
    x = 3,702,045,802,387.43/2,709,319.74
  6. Step 6: Final answer
    x = 1,366,411.56

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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.