Home / 3,144,229.20-4,712,261.40-1,457,744.40

Finding the Fourth Proportional to 3,144,229.20, 4,712,261.40 and 1,457,744.40

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Solution

The fourth proportional to 3,144,229.20, 4,712,261.40 and 1,457,744.40 is: 2,184,723.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,229.20 : 4,712,261.40 = 1,457,744.40 : x
  2. Step 2: Convert to fraction form
    3,144,229.20/4,712,261.40 = 1,457,744.40/x
  3. Step 3: Cross multiply
    3,144,229.20x = 4,712,261.40 × 1,457,744.40
  4. Step 4: Simplify right side
    3,144,229.20x = 6,869,272,667,186.16
  5. Step 5: Solve for x
    x = 6,869,272,667,186.16/3,144,229.20
  6. Step 6: Final answer
    x = 2,184,723.90

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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.