Home / 3,141,736.66-4,712,707.32-867,431.62

Finding the Fourth Proportional to 3,141,736.66, 4,712,707.32 and 867,431.62

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Solution

The fourth proportional to 3,141,736.66, 4,712,707.32 and 867,431.62 is: 1,301,175.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,736.66 : 4,712,707.32 = 867,431.62 : x
  2. Step 2: Convert to fraction form
    3,141,736.66/4,712,707.32 = 867,431.62/x
  3. Step 3: Cross multiply
    3,141,736.66x = 4,712,707.32 × 867,431.62
  4. Step 4: Simplify right side
    3,141,736.66x = 4,087,951,345,173.46
  5. Step 5: Solve for x
    x = 4,087,951,345,173.46/3,141,736.66
  6. Step 6: Final answer
    x = 1,301,175.68

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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.