Home / 3,814,207.31-5,720,682.20-1,255,455.59

Finding the Fourth Proportional to 3,814,207.31, 5,720,682.20 and 1,255,455.59

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Solution

The fourth proportional to 3,814,207.31, 5,720,682.20 and 1,255,455.59 is: 1,882,976.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814,207.31 : 5,720,682.20 = 1,255,455.59 : x
  2. Step 2: Convert to fraction form
    3,814,207.31/5,720,682.20 = 1,255,455.59/x
  3. Step 3: Cross multiply
    3,814,207.31x = 5,720,682.20 × 1,255,455.59
  4. Step 4: Simplify right side
    3,814,207.31x = 7,182,062,411,722.81
  5. Step 5: Solve for x
    x = 7,182,062,411,722.81/3,814,207.31
  6. Step 6: Final answer
    x = 1,882,976.42

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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.