Home / 2,104,134.60-3,156,201.90-774,265.80

Finding the Fourth Proportional to 2,104,134.60, 3,156,201.90 and 774,265.80

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Solution

The fourth proportional to 2,104,134.60, 3,156,201.90 and 774,265.80 is: 1,161,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,134.60 : 3,156,201.90 = 774,265.80 : x
  2. Step 2: Convert to fraction form
    2,104,134.60/3,156,201.90 = 774,265.80/x
  3. Step 3: Cross multiply
    2,104,134.60x = 3,156,201.90 × 774,265.80
  4. Step 4: Simplify right side
    2,104,134.60x = 2,443,739,189,065.02
  5. Step 5: Solve for x
    x = 2,443,739,189,065.02/2,104,134.60
  6. Step 6: Final answer
    x = 1,161,398.70

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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.