Home / 3,406,367.20-5,105,209.20-1,809,695.20

Finding the Fourth Proportional to 3,406,367.20, 5,105,209.20 and 1,809,695.20

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Solution

The fourth proportional to 3,406,367.20, 5,105,209.20 and 1,809,695.20 is: 2,712,236.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,367.20 : 5,105,209.20 = 1,809,695.20 : x
  2. Step 2: Convert to fraction form
    3,406,367.20/5,105,209.20 = 1,809,695.20/x
  3. Step 3: Cross multiply
    3,406,367.20x = 5,105,209.20 × 1,809,695.20
  4. Step 4: Simplify right side
    3,406,367.20x = 9,238,872,584,235.84
  5. Step 5: Solve for x
    x = 9,238,872,584,235.84/3,406,367.20
  6. Step 6: Final answer
    x = 2,712,236.25

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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.