Home / 3,745,065.30-5,168,188.36-2,113,814.80

Finding the Fourth Proportional to 3,745,065.30, 5,168,188.36 and 2,113,814.80

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Solution

The fourth proportional to 3,745,065.30, 5,168,188.36 and 2,113,814.80 is: 2,917,063.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745,065.30 : 5,168,188.36 = 2,113,814.80 : x
  2. Step 2: Convert to fraction form
    3,745,065.30/5,168,188.36 = 2,113,814.80/x
  3. Step 3: Cross multiply
    3,745,065.30x = 5,168,188.36 × 2,113,814.80
  4. Step 4: Simplify right side
    3,745,065.30x = 10,924,593,044,555.73
  5. Step 5: Solve for x
    x = 10,924,593,044,555.73/3,745,065.30
  6. Step 6: Final answer
    x = 2,917,063.43

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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.