Home / 2,591,290.20-3,887,226.90-794,159.40

Finding the Fourth Proportional to 2,591,290.20, 3,887,226.90 and 794,159.40

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Solution

The fourth proportional to 2,591,290.20, 3,887,226.90 and 794,159.40 is: 1,191,328.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,290.20 : 3,887,226.90 = 794,159.40 : x
  2. Step 2: Convert to fraction form
    2,591,290.20/3,887,226.90 = 794,159.40/x
  3. Step 3: Cross multiply
    2,591,290.20x = 3,887,226.90 × 794,159.40
  4. Step 4: Simplify right side
    2,591,290.20x = 3,087,077,782,567.86
  5. Step 5: Solve for x
    x = 3,087,077,782,567.86/2,591,290.20
  6. Step 6: Final answer
    x = 1,191,328.47

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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.