Home / 3,102,465.66-4,653,776.25-858,623.10

Finding the Fourth Proportional to 3,102,465.66, 4,653,776.25 and 858,623.10

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Solution

The fourth proportional to 3,102,465.66, 4,653,776.25 and 858,623.10 is: 1,287,956.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,465.66 : 4,653,776.25 = 858,623.10 : x
  2. Step 2: Convert to fraction form
    3,102,465.66/4,653,776.25 = 858,623.10/x
  3. Step 3: Cross multiply
    3,102,465.66x = 4,653,776.25 × 858,623.10
  4. Step 4: Simplify right side
    3,102,465.66x = 3,995,839,790,481.38
  5. Step 5: Solve for x
    x = 3,995,839,790,481.38/3,102,465.66
  6. Step 6: Final answer
    x = 1,287,956.17

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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.