Home / 1,859,721.92-2,786,919.29-1,059,351

Finding the Fourth Proportional to 1,859,721.92, 2,786,919.29 and 1,059,351

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Solution

The fourth proportional to 1,859,721.92, 2,786,919.29 and 1,059,351 is: 1,587,509.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,721.92 : 2,786,919.29 = 1,059,351 : x
  2. Step 2: Convert to fraction form
    1,859,721.92/2,786,919.29 = 1,059,351/x
  3. Step 3: Cross multiply
    1,859,721.92x = 2,786,919.29 × 1,059,351
  4. Step 4: Simplify right side
    1,859,721.92x = 2,952,325,736,780.79
  5. Step 5: Solve for x
    x = 2,952,325,736,780.79/1,859,721.92
  6. Step 6: Final answer
    x = 1,587,509.24

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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.