Home / 1,658,338.71-2,288,480.61-933,186

Finding the Fourth Proportional to 1,658,338.71, 2,288,480.61 and 933,186

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Solution

The fourth proportional to 1,658,338.71, 2,288,480.61 and 933,186 is: 1,287,781.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,338.71 : 2,288,480.61 = 933,186 : x
  2. Step 2: Convert to fraction form
    1,658,338.71/2,288,480.61 = 933,186/x
  3. Step 3: Cross multiply
    1,658,338.71x = 2,288,480.61 × 933,186
  4. Step 4: Simplify right side
    1,658,338.71x = 2,135,578,066,523.46
  5. Step 5: Solve for x
    x = 2,135,578,066,523.46/1,658,338.71
  6. Step 6: Final answer
    x = 1,287,781.59

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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.