Home / 2,793,260.31-4,189,125.82-771,020.79

Finding the Fourth Proportional to 2,793,260.31, 4,189,125.82 and 771,020.79

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Solution

The fourth proportional to 2,793,260.31, 4,189,125.82 and 771,020.79 is: 1,156,320.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793,260.31 : 4,189,125.82 = 771,020.79 : x
  2. Step 2: Convert to fraction form
    2,793,260.31/4,189,125.82 = 771,020.79/x
  3. Step 3: Cross multiply
    2,793,260.31x = 4,189,125.82 × 771,020.79
  4. Step 4: Simplify right side
    2,793,260.31x = 3,229,903,099,145.80
  5. Step 5: Solve for x
    x = 3,229,903,099,145.80/2,793,260.31
  6. Step 6: Final answer
    x = 1,156,320.12

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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.