Home / 2,761,200.96-3,810,420.99-1,520,787.47

Finding the Fourth Proportional to 2,761,200.96, 3,810,420.99 and 1,520,787.47

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Solution

The fourth proportional to 2,761,200.96, 3,810,420.99 and 1,520,787.47 is: 2,098,666.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761,200.96 : 3,810,420.99 = 1,520,787.47 : x
  2. Step 2: Convert to fraction form
    2,761,200.96/3,810,420.99 = 1,520,787.47/x
  3. Step 3: Cross multiply
    2,761,200.96x = 3,810,420.99 × 1,520,787.47
  4. Step 4: Simplify right side
    2,761,200.96x = 5,794,840,497,017.00
  5. Step 5: Solve for x
    x = 5,794,840,497,017.00/2,761,200.96
  6. Step 6: Final answer
    x = 2,098,666.70

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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.