Home / 5,182,008.26-7,151,180.94-2,890,316.57

Finding the Fourth Proportional to 5,182,008.26, 7,151,180.94 and 2,890,316.57

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Solution

The fourth proportional to 5,182,008.26, 7,151,180.94 and 2,890,316.57 is: 3,988,642.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182,008.26 : 7,151,180.94 = 2,890,316.57 : x
  2. Step 2: Convert to fraction form
    5,182,008.26/7,151,180.94 = 2,890,316.57/x
  3. Step 3: Cross multiply
    5,182,008.26x = 7,151,180.94 × 2,890,316.57
  4. Step 4: Simplify right side
    5,182,008.26x = 20,669,176,730,194.27
  5. Step 5: Solve for x
    x = 20,669,176,730,194.27/5,182,008.26
  6. Step 6: Final answer
    x = 3,988,642.19

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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.