Home / 3,216,949.28-4,818,072.16-1,535,233.76

Finding the Fourth Proportional to 3,216,949.28, 4,818,072.16 and 1,535,233.76

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Solution

The fourth proportional to 3,216,949.28, 4,818,072.16 and 1,535,233.76 is: 2,299,342.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,949.28 : 4,818,072.16 = 1,535,233.76 : x
  2. Step 2: Convert to fraction form
    3,216,949.28/4,818,072.16 = 1,535,233.76/x
  3. Step 3: Cross multiply
    3,216,949.28x = 4,818,072.16 × 1,535,233.76
  4. Step 4: Simplify right side
    3,216,949.28x = 7,396,867,038,148.12
  5. Step 5: Solve for x
    x = 7,396,867,038,148.12/3,216,949.28
  6. Step 6: Final answer
    x = 2,299,342.14

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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.