Home / 5,097,987.90-7,647,001.89-2,065,411.08

Finding the Fourth Proportional to 5,097,987.90, 7,647,001.89 and 2,065,411.08

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Solution

The fourth proportional to 5,097,987.90, 7,647,001.89 and 2,065,411.08 is: 3,098,124.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097,987.90 : 7,647,001.89 = 2,065,411.08 : x
  2. Step 2: Convert to fraction form
    5,097,987.90/7,647,001.89 = 2,065,411.08/x
  3. Step 3: Cross multiply
    5,097,987.90x = 7,647,001.89 × 2,065,411.08
  4. Step 4: Simplify right side
    5,097,987.90x = 15,794,202,432,386.94
  5. Step 5: Solve for x
    x = 15,794,202,432,386.94/5,097,987.90
  6. Step 6: Final answer
    x = 3,098,124.74

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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.