Home / 1,798,172.68-2,695,375.12-837,836.43

Finding the Fourth Proportional to 1,798,172.68, 2,695,375.12 and 837,836.43

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Solution

The fourth proportional to 1,798,172.68, 2,695,375.12 and 837,836.43 is: 1,255,876.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,172.68 : 2,695,375.12 = 837,836.43 : x
  2. Step 2: Convert to fraction form
    1,798,172.68/2,695,375.12 = 837,836.43/x
  3. Step 3: Cross multiply
    1,798,172.68x = 2,695,375.12 × 837,836.43
  4. Step 4: Simplify right side
    1,798,172.68x = 2,258,283,478,395.13
  5. Step 5: Solve for x
    x = 2,258,283,478,395.13/1,798,172.68
  6. Step 6: Final answer
    x = 1,255,876.87

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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.