Home / 5,140,116.12-7,702,063.00-1,897,190.30

Finding the Fourth Proportional to 5,140,116.12, 7,702,063.00 and 1,897,190.30

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Solution

The fourth proportional to 5,140,116.12, 7,702,063.00 and 1,897,190.30 is: 2,842,791.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,116.12 : 7,702,063.00 = 1,897,190.30 : x
  2. Step 2: Convert to fraction form
    5,140,116.12/7,702,063.00 = 1,897,190.30/x
  3. Step 3: Cross multiply
    5,140,116.12x = 7,702,063.00 × 1,897,190.30
  4. Step 4: Simplify right side
    5,140,116.12x = 14,612,279,228,101.08
  5. Step 5: Solve for x
    x = 14,612,279,228,101.08/5,140,116.12
  6. Step 6: Final answer
    x = 2,842,791.66

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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.