Home / 1,344,212.16-1,853,988.39-913,766.82

Finding the Fourth Proportional to 1,344,212.16, 1,853,988.39 and 913,766.82

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Solution

The fourth proportional to 1,344,212.16, 1,853,988.39 and 913,766.82 is: 1,260,301.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,212.16 : 1,853,988.39 = 913,766.82 : x
  2. Step 2: Convert to fraction form
    1,344,212.16/1,853,988.39 = 913,766.82/x
  3. Step 3: Cross multiply
    1,344,212.16x = 1,853,988.39 × 913,766.82
  4. Step 4: Simplify right side
    1,344,212.16x = 1,694,113,075,447.22
  5. Step 5: Solve for x
    x = 1,694,113,075,447.22/1,344,212.16
  6. Step 6: Final answer
    x = 1,260,301.85

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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.