Home / 2,721,701.20-4,082,551.80-1,776,139.60

Finding the Fourth Proportional to 2,721,701.20, 4,082,551.80 and 1,776,139.60

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Solution

The fourth proportional to 2,721,701.20, 4,082,551.80 and 1,776,139.60 is: 2,664,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,701.20 : 4,082,551.80 = 1,776,139.60 : x
  2. Step 2: Convert to fraction form
    2,721,701.20/4,082,551.80 = 1,776,139.60/x
  3. Step 3: Cross multiply
    2,721,701.20x = 4,082,551.80 × 1,776,139.60
  4. Step 4: Simplify right side
    2,721,701.20x = 7,251,181,921,031.28
  5. Step 5: Solve for x
    x = 7,251,181,921,031.28/2,721,701.20
  6. Step 6: Final answer
    x = 2,664,209.40

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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.