Home / 5,339,204.56-7,368,064.44-2,891,759.20

Finding the Fourth Proportional to 5,339,204.56, 7,368,064.44 and 2,891,759.20

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Solution

The fourth proportional to 5,339,204.56, 7,368,064.44 and 2,891,759.20 is: 3,990,607.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339,204.56 : 7,368,064.44 = 2,891,759.20 : x
  2. Step 2: Convert to fraction form
    5,339,204.56/7,368,064.44 = 2,891,759.20/x
  3. Step 3: Cross multiply
    5,339,204.56x = 7,368,064.44 × 2,891,759.20
  4. Step 4: Simplify right side
    5,339,204.56x = 21,306,668,130,562.85
  5. Step 5: Solve for x
    x = 21,306,668,130,562.85/5,339,204.56
  6. Step 6: Final answer
    x = 3,990,607.19

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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.