Home / 1,199,427.90-1,654,138.65-995,155.26

Finding the Fourth Proportional to 1,199,427.90, 1,654,138.65 and 995,155.26

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Solution

The fourth proportional to 1,199,427.90, 1,654,138.65 and 995,155.26 is: 1,372,424.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,427.90 : 1,654,138.65 = 995,155.26 : x
  2. Step 2: Convert to fraction form
    1,199,427.90/1,654,138.65 = 995,155.26/x
  3. Step 3: Cross multiply
    1,199,427.90x = 1,654,138.65 × 995,155.26
  4. Step 4: Simplify right side
    1,199,427.90x = 1,646,124,778,316.80
  5. Step 5: Solve for x
    x = 1,646,124,778,316.80/1,199,427.90
  6. Step 6: Final answer
    x = 1,372,424.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.