Home / 5,345,079.71-7,376,211.95-2,897,690.22

Finding the Fourth Proportional to 5,345,079.71, 7,376,211.95 and 2,897,690.22

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Solution

The fourth proportional to 5,345,079.71, 7,376,211.95 and 2,897,690.22 is: 3,998,813.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345,079.71 : 7,376,211.95 = 2,897,690.22 : x
  2. Step 2: Convert to fraction form
    5,345,079.71/7,376,211.95 = 2,897,690.22/x
  3. Step 3: Cross multiply
    5,345,079.71x = 7,376,211.95 × 2,897,690.22
  4. Step 4: Simplify right side
    5,345,079.71x = 21,373,977,213,673.68
  5. Step 5: Solve for x
    x = 21,373,977,213,673.68/5,345,079.71
  6. Step 6: Final answer
    x = 3,998,813.56

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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.