Home / 2,912,172.30-4,368,258.45-1,491,756.30

Finding the Fourth Proportional to 2,912,172.30, 4,368,258.45 and 1,491,756.30

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Solution

The fourth proportional to 2,912,172.30, 4,368,258.45 and 1,491,756.30 is: 2,237,634.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,172.30 : 4,368,258.45 = 1,491,756.30 : x
  2. Step 2: Convert to fraction form
    2,912,172.30/4,368,258.45 = 1,491,756.30/x
  3. Step 3: Cross multiply
    2,912,172.30x = 4,368,258.45 × 1,491,756.30
  4. Step 4: Simplify right side
    2,912,172.30x = 6,516,377,062,815.74
  5. Step 5: Solve for x
    x = 6,516,377,062,815.74/2,912,172.30
  6. Step 6: Final answer
    x = 2,237,634.45

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Similar ratio
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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.