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Finding the Fourth Proportional to 4,964,674.62, 7,446,863.16 and 1,370,660.88

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Solution

The fourth proportional to 4,964,674.62, 7,446,863.16 and 1,370,660.88 is: 2,055,950.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,964,674.62 : 7,446,863.16 = 1,370,660.88 : x
  2. Step 2: Convert to fraction form
    4,964,674.62/7,446,863.16 = 1,370,660.88/x
  3. Step 3: Cross multiply
    4,964,674.62x = 7,446,863.16 × 1,370,660.88
  4. Step 4: Simplify right side
    4,964,674.62x = 10,207,124,012,125.18
  5. Step 5: Solve for x
    x = 10,207,124,012,125.18/4,964,674.62
  6. Step 6: Final answer
    x = 2,055,950.25

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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.