Home / 4,309,982.28-6,465,005.76-1,913,182.56

Finding the Fourth Proportional to 4,309,982.28, 6,465,005.76 and 1,913,182.56

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Solution

The fourth proportional to 4,309,982.28, 6,465,005.76 and 1,913,182.56 is: 2,869,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309,982.28 : 6,465,005.76 = 1,913,182.56 : x
  2. Step 2: Convert to fraction form
    4,309,982.28/6,465,005.76 = 1,913,182.56/x
  3. Step 3: Cross multiply
    4,309,982.28x = 6,465,005.76 × 1,913,182.56
  4. Step 4: Simplify right side
    4,309,982.28x = 12,368,736,270,331.54
  5. Step 5: Solve for x
    x = 12,368,736,270,331.54/4,309,982.28
  6. Step 6: Final answer
    x = 2,869,788.20

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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.