Home / 2,876,431.71-4,312,120.14-1,172,008.26

Finding the Fourth Proportional to 2,876,431.71, 4,312,120.14 and 1,172,008.26

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Solution

The fourth proportional to 2,876,431.71, 4,312,120.14 and 1,172,008.26 is: 1,756,982.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,431.71 : 4,312,120.14 = 1,172,008.26 : x
  2. Step 2: Convert to fraction form
    2,876,431.71/4,312,120.14 = 1,172,008.26/x
  3. Step 3: Cross multiply
    2,876,431.71x = 4,312,120.14 × 1,172,008.26
  4. Step 4: Simplify right side
    2,876,431.71x = 5,053,840,422,192.36
  5. Step 5: Solve for x
    x = 5,053,840,422,192.36/2,876,431.71
  6. Step 6: Final answer
    x = 1,756,982.59

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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.