Home / 4,400,275.28-6,600,418.20-1,205,428.88

Finding the Fourth Proportional to 4,400,275.28, 6,600,418.20 and 1,205,428.88

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Solution

The fourth proportional to 4,400,275.28, 6,600,418.20 and 1,205,428.88 is: 1,808,144.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,400,275.28 : 6,600,418.20 = 1,205,428.88 : x
  2. Step 2: Convert to fraction form
    4,400,275.28/6,600,418.20 = 1,205,428.88/x
  3. Step 3: Cross multiply
    4,400,275.28x = 6,600,418.20 × 1,205,428.88
  4. Step 4: Simplify right side
    4,400,275.28x = 7,956,334,718,357.62
  5. Step 5: Solve for x
    x = 7,956,334,718,357.62/4,400,275.28
  6. Step 6: Final answer
    x = 1,808,144.77

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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.