Home / 1,992,827.40-2,989,241.10-794,132.70

Finding the Fourth Proportional to 1,992,827.40, 2,989,241.10 and 794,132.70

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Solution

The fourth proportional to 1,992,827.40, 2,989,241.10 and 794,132.70 is: 1,191,199.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,827.40 : 2,989,241.10 = 794,132.70 : x
  2. Step 2: Convert to fraction form
    1,992,827.40/2,989,241.10 = 794,132.70/x
  3. Step 3: Cross multiply
    1,992,827.40x = 2,989,241.10 × 794,132.70
  4. Step 4: Simplify right side
    1,992,827.40x = 2,373,854,105,693.97
  5. Step 5: Solve for x
    x = 2,373,854,105,693.97/1,992,827.40
  6. Step 6: Final answer
    x = 1,191,199.05

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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.