Home / 4,099,851.90-6,144,443.60-1,668,171.29

Finding the Fourth Proportional to 4,099,851.90, 6,144,443.60 and 1,668,171.29

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Solution

The fourth proportional to 4,099,851.90, 6,144,443.60 and 1,668,171.29 is: 2,500,086.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099,851.90 : 6,144,443.60 = 1,668,171.29 : x
  2. Step 2: Convert to fraction form
    4,099,851.90/6,144,443.60 = 1,668,171.29/x
  3. Step 3: Cross multiply
    4,099,851.90x = 6,144,443.60 × 1,668,171.29
  4. Step 4: Simplify right side
    4,099,851.90x = 10,249,984,367,481.17
  5. Step 5: Solve for x
    x = 10,249,984,367,481.17/4,099,851.90
  6. Step 6: Final answer
    x = 2,500,086.50

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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.