Home / 2,834,431.88-4,251,861.03-812,659.73

Finding the Fourth Proportional to 2,834,431.88, 4,251,861.03 and 812,659.73

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Solution

The fourth proportional to 2,834,431.88, 4,251,861.03 and 812,659.73 is: 1,219,050.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834,431.88 : 4,251,861.03 = 812,659.73 : x
  2. Step 2: Convert to fraction form
    2,834,431.88/4,251,861.03 = 812,659.73/x
  3. Step 3: Cross multiply
    2,834,431.88x = 4,251,861.03 × 812,659.73
  4. Step 4: Simplify right side
    2,834,431.88x = 3,455,316,215,378.02
  5. Step 5: Solve for x
    x = 3,455,316,215,378.02/2,834,431.88
  6. Step 6: Final answer
    x = 1,219,050.72

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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.