Home / 4,138,713.83-5,711,383.74-2,303,140.70

Finding the Fourth Proportional to 4,138,713.83, 5,711,383.74 and 2,303,140.70

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Solution

The fourth proportional to 4,138,713.83, 5,711,383.74 and 2,303,140.70 is: 3,178,311.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,713.83 : 5,711,383.74 = 2,303,140.70 : x
  2. Step 2: Convert to fraction form
    4,138,713.83/5,711,383.74 = 2,303,140.70/x
  3. Step 3: Cross multiply
    4,138,713.83x = 5,711,383.74 × 2,303,140.70
  4. Step 4: Simplify right side
    4,138,713.83x = 13,154,120,344,912.22
  5. Step 5: Solve for x
    x = 13,154,120,344,912.22/4,138,713.83
  6. Step 6: Final answer
    x = 3,178,311.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.