Home / 4,122,871.20-6,184,306.80-1,729,418.40

Finding the Fourth Proportional to 4,122,871.20, 6,184,306.80 and 1,729,418.40

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Solution

The fourth proportional to 4,122,871.20, 6,184,306.80 and 1,729,418.40 is: 2,594,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122,871.20 : 6,184,306.80 = 1,729,418.40 : x
  2. Step 2: Convert to fraction form
    4,122,871.20/6,184,306.80 = 1,729,418.40/x
  3. Step 3: Cross multiply
    4,122,871.20x = 6,184,306.80 × 1,729,418.40
  4. Step 4: Simplify right side
    4,122,871.20x = 10,695,253,971,165.12
  5. Step 5: Solve for x
    x = 10,695,253,971,165.12/4,122,871.20
  6. Step 6: Final answer
    x = 2,594,127.60

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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.