Home / 2,142,290.34-3,213,421.65-544,839.62

Finding the Fourth Proportional to 2,142,290.34, 3,213,421.65 and 544,839.62

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Solution

The fourth proportional to 2,142,290.34, 3,213,421.65 and 544,839.62 is: 817,255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,290.34 : 3,213,421.65 = 544,839.62 : x
  2. Step 2: Convert to fraction form
    2,142,290.34/3,213,421.65 = 544,839.62/x
  3. Step 3: Cross multiply
    2,142,290.34x = 3,213,421.65 × 544,839.62
  4. Step 4: Simplify right side
    2,142,290.34x = 1,750,799,414,618.66
  5. Step 5: Solve for x
    x = 1,750,799,414,618.66/2,142,290.34
  6. Step 6: Final answer
    x = 817,255.90

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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.