Home / 1,049,310.15-1,448,290.05-613,930.11

Finding the Fourth Proportional to 1,049,310.15, 1,448,290.05 and 613,930.11

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Solution

The fourth proportional to 1,049,310.15, 1,448,290.05 and 613,930.11 is: 847,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,310.15 : 1,448,290.05 = 613,930.11 : x
  2. Step 2: Convert to fraction form
    1,049,310.15/1,448,290.05 = 613,930.11/x
  3. Step 3: Cross multiply
    1,049,310.15x = 1,448,290.05 × 613,930.11
  4. Step 4: Simplify right side
    1,049,310.15x = 889,148,869,708.41
  5. Step 5: Solve for x
    x = 889,148,869,708.41/1,049,310.15
  6. Step 6: Final answer
    x = 847,365.17

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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.