Home / 5,339,172.06-7,368,019.59-2,891,726.70

Finding the Fourth Proportional to 5,339,172.06, 7,368,019.59 and 2,891,726.70

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Solution

The fourth proportional to 5,339,172.06, 7,368,019.59 and 2,891,726.70 is: 3,990,562.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339,172.06 : 7,368,019.59 = 2,891,726.70 : x
  2. Step 2: Convert to fraction form
    5,339,172.06/7,368,019.59 = 2,891,726.70/x
  3. Step 3: Cross multiply
    5,339,172.06x = 7,368,019.59 × 2,891,726.70
  4. Step 4: Simplify right side
    5,339,172.06x = 21,306,298,974,526.05
  5. Step 5: Solve for x
    x = 21,306,298,974,526.05/5,339,172.06
  6. Step 6: Final answer
    x = 3,990,562.34

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1.5x scale

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.