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Finding the Fourth Proportional to 4,556,689.92, 6,836,071.68 and 2,425,651.20

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Solution

The fourth proportional to 4,556,689.92, 6,836,071.68 and 2,425,651.20 is: 3,639,028.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,556,689.92 : 6,836,071.68 = 2,425,651.20 : x
  2. Step 2: Convert to fraction form
    4,556,689.92/6,836,071.68 = 2,425,651.20/x
  3. Step 3: Cross multiply
    4,556,689.92x = 6,836,071.68 × 2,425,651.20
  4. Step 4: Simplify right side
    4,556,689.92x = 16,581,925,473,878.02
  5. Step 5: Solve for x
    x = 16,581,925,473,878.02/4,556,689.92
  6. Step 6: Final answer
    x = 3,639,028.72

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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.