Home / 2,149,592.40-3,223,987.20-869,864.76

Finding the Fourth Proportional to 2,149,592.40, 3,223,987.20 and 869,864.76

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Solution

The fourth proportional to 2,149,592.40, 3,223,987.20 and 869,864.76 is: 1,304,634.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,592.40 : 3,223,987.20 = 869,864.76 : x
  2. Step 2: Convert to fraction form
    2,149,592.40/3,223,987.20 = 869,864.76/x
  3. Step 3: Cross multiply
    2,149,592.40x = 3,223,987.20 × 869,864.76
  4. Step 4: Simplify right side
    2,149,592.40x = 2,804,432,851,971.07
  5. Step 5: Solve for x
    x = 2,804,432,851,971.07/2,149,592.40
  6. Step 6: Final answer
    x = 1,304,634.71

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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.