Home / 3,240,693.80-4,854,042.30-2,680,821.80

Finding the Fourth Proportional to 3,240,693.80, 4,854,042.30 and 2,680,821.80

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Solution

The fourth proportional to 3,240,693.80, 4,854,042.30 and 2,680,821.80 is: 4,015,443.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,693.80 : 4,854,042.30 = 2,680,821.80 : x
  2. Step 2: Convert to fraction form
    3,240,693.80/4,854,042.30 = 2,680,821.80/x
  3. Step 3: Cross multiply
    3,240,693.80x = 4,854,042.30 × 2,680,821.80
  4. Step 4: Simplify right side
    3,240,693.80x = 13,012,822,415,962.14
  5. Step 5: Solve for x
    x = 13,012,822,415,962.14/3,240,693.80
  6. Step 6: Final answer
    x = 4,015,443.36

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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.