Home / 3,146,776.26-4,718,863.08-987,081

Finding the Fourth Proportional to 3,146,776.26, 4,718,863.08 and 987,081

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Solution

The fourth proportional to 3,146,776.26, 4,718,863.08 and 987,081 is: 1,480,213.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,776.26 : 4,718,863.08 = 987,081 : x
  2. Step 2: Convert to fraction form
    3,146,776.26/4,718,863.08 = 987,081/x
  3. Step 3: Cross multiply
    3,146,776.26x = 4,718,863.08 × 987,081
  4. Step 4: Simplify right side
    3,146,776.26x = 4,657,900,087,869.48
  5. Step 5: Solve for x
    x = 4,657,900,087,869.48/3,146,776.26
  6. Step 6: Final answer
    x = 1,480,213.30

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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.