Home / 3,370,618.20-5,055,344.10-1,239,605.40

Finding the Fourth Proportional to 3,370,618.20, 5,055,344.10 and 1,239,605.40

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Solution

The fourth proportional to 3,370,618.20, 5,055,344.10 and 1,239,605.40 is: 1,859,193.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370,618.20 : 5,055,344.10 = 1,239,605.40 : x
  2. Step 2: Convert to fraction form
    3,370,618.20/5,055,344.10 = 1,239,605.40/x
  3. Step 3: Cross multiply
    3,370,618.20x = 5,055,344.10 × 1,239,605.40
  4. Step 4: Simplify right side
    3,370,618.20x = 6,266,631,845,218.14
  5. Step 5: Solve for x
    x = 6,266,631,845,218.14/3,370,618.20
  6. Step 6: Final answer
    x = 1,859,193.62

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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.