Home / 3,679,147.12-5,077,154.90-2,047,540.10

Finding the Fourth Proportional to 3,679,147.12, 5,077,154.90 and 2,047,540.10

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Solution

The fourth proportional to 3,679,147.12, 5,077,154.90 and 2,047,540.10 is: 2,825,567.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,147.12 : 5,077,154.90 = 2,047,540.10 : x
  2. Step 2: Convert to fraction form
    3,679,147.12/5,077,154.90 = 2,047,540.10/x
  3. Step 3: Cross multiply
    3,679,147.12x = 5,077,154.90 × 2,047,540.10
  4. Step 4: Simplify right side
    3,679,147.12x = 10,395,678,239,915.66
  5. Step 5: Solve for x
    x = 10,395,678,239,915.66/3,679,147.12
  6. Step 6: Final answer
    x = 2,825,567.42

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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.