Home / 2,178,335.80-3,267,503.70-2,080,358.20

Finding the Fourth Proportional to 2,178,335.80, 3,267,503.70 and 2,080,358.20

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Solution

The fourth proportional to 2,178,335.80, 3,267,503.70 and 2,080,358.20 is: 3,120,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,335.80 : 3,267,503.70 = 2,080,358.20 : x
  2. Step 2: Convert to fraction form
    2,178,335.80/3,267,503.70 = 2,080,358.20/x
  3. Step 3: Cross multiply
    2,178,335.80x = 3,267,503.70 × 2,080,358.20
  4. Step 4: Simplify right side
    2,178,335.80x = 6,797,578,115,825.34
  5. Step 5: Solve for x
    x = 6,797,578,115,825.34/2,178,335.80
  6. Step 6: Final answer
    x = 3,120,537.30

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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.