Home / 1,773,195.45-2,659,793.18-1,213,323.45

Finding the Fourth Proportional to 1,773,195.45, 2,659,793.18 and 1,213,323.45

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Solution

The fourth proportional to 1,773,195.45, 2,659,793.18 and 1,213,323.45 is: 1,819,985.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,195.45 : 2,659,793.18 = 1,213,323.45 : x
  2. Step 2: Convert to fraction form
    1,773,195.45/2,659,793.18 = 1,213,323.45/x
  3. Step 3: Cross multiply
    1,773,195.45x = 2,659,793.18 × 1,213,323.45
  4. Step 4: Simplify right side
    1,773,195.45x = 3,227,189,431,377.45
  5. Step 5: Solve for x
    x = 3,227,189,431,377.45/1,773,195.45
  6. Step 6: Final answer
    x = 1,819,985.18

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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.