Home / 995,126.93-1,372,189.92-672,276.46

Finding the Fourth Proportional to 995,126.93, 1,372,189.92 and 672,276.46

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Solution

The fourth proportional to 995,126.93, 1,372,189.92 and 672,276.46 is: 927,008.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,126.93 : 1,372,189.92 = 672,276.46 : x
  2. Step 2: Convert to fraction form
    995,126.93/1,372,189.92 = 672,276.46/x
  3. Step 3: Cross multiply
    995,126.93x = 1,372,189.92 × 672,276.46
  4. Step 4: Simplify right side
    995,126.93x = 922,490,975,004.33
  5. Step 5: Solve for x
    x = 922,490,975,004.33/995,126.93
  6. Step 6: Final answer
    x = 927,008.35

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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.