Home / 3,580,429.20-5,370,643.80-3,440,461.20

Finding the Fourth Proportional to 3,580,429.20, 5,370,643.80 and 3,440,461.20

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Solution

The fourth proportional to 3,580,429.20, 5,370,643.80 and 3,440,461.20 is: 5,160,691.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,429.20 : 5,370,643.80 = 3,440,461.20 : x
  2. Step 2: Convert to fraction form
    3,580,429.20/5,370,643.80 = 3,440,461.20/x
  3. Step 3: Cross multiply
    3,580,429.20x = 5,370,643.80 × 3,440,461.20
  4. Step 4: Simplify right side
    3,580,429.20x = 18,477,491,612,920.56
  5. Step 5: Solve for x
    x = 18,477,491,612,920.56/3,580,429.20
  6. Step 6: Final answer
    x = 5,160,691.80

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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.