Home / 1,720,863-2,374,698.60-995,722.56

Finding the Fourth Proportional to 1,720,863, 2,374,698.60 and 995,722.56

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Solution

The fourth proportional to 1,720,863, 2,374,698.60 and 995,722.56 is: 1,374,043.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,863 : 2,374,698.60 = 995,722.56 : x
  2. Step 2: Convert to fraction form
    1,720,863/2,374,698.60 = 995,722.56/x
  3. Step 3: Cross multiply
    1,720,863x = 2,374,698.60 × 995,722.56
  4. Step 4: Simplify right side
    1,720,863x = 2,364,540,969,220.42
  5. Step 5: Solve for x
    x = 2,364,540,969,220.42/1,720,863
  6. Step 6: Final answer
    x = 1,374,043.70

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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.