Home / 1,853,565.07-2,775,329.78-1,311,593.66

Finding the Fourth Proportional to 1,853,565.07, 2,775,329.78 and 1,311,593.66

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Solution

The fourth proportional to 1,853,565.07, 2,775,329.78 and 1,311,593.66 is: 1,963,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,565.07 : 2,775,329.78 = 1,311,593.66 : x
  2. Step 2: Convert to fraction form
    1,853,565.07/2,775,329.78 = 1,311,593.66/x
  3. Step 3: Cross multiply
    1,853,565.07x = 2,775,329.78 × 1,311,593.66
  4. Step 4: Simplify right side
    1,853,565.07x = 3,640,104,956,819.01
  5. Step 5: Solve for x
    x = 3,640,104,956,819.01/1,853,565.07
  6. Step 6: Final answer
    x = 1,963,839.85

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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.