Home / 3,140,861.35-4,712,049.42-1,091,223.59

Finding the Fourth Proportional to 3,140,861.35, 4,712,049.42 and 1,091,223.59

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Solution

The fourth proportional to 3,140,861.35, 4,712,049.42 and 1,091,223.59 is: 1,637,098.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,861.35 : 4,712,049.42 = 1,091,223.59 : x
  2. Step 2: Convert to fraction form
    3,140,861.35/4,712,049.42 = 1,091,223.59/x
  3. Step 3: Cross multiply
    3,140,861.35x = 4,712,049.42 × 1,091,223.59
  4. Step 4: Simplify right side
    3,140,861.35x = 5,141,899,464,881.66
  5. Step 5: Solve for x
    x = 5,141,899,464,881.66/3,140,861.35
  6. Step 6: Final answer
    x = 1,637,098.52

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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.