Home / 1,858,967.65-2,786,209.11-959,919.29

Finding the Fourth Proportional to 1,858,967.65, 2,786,209.11 and 959,919.29

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Solution

The fourth proportional to 1,858,967.65, 2,786,209.11 and 959,919.29 is: 1,438,721.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,967.65 : 2,786,209.11 = 959,919.29 : x
  2. Step 2: Convert to fraction form
    1,858,967.65/2,786,209.11 = 959,919.29/x
  3. Step 3: Cross multiply
    1,858,967.65x = 2,786,209.11 × 959,919.29
  4. Step 4: Simplify right side
    1,858,967.65x = 2,674,535,867,179.97
  5. Step 5: Solve for x
    x = 2,674,535,867,179.97/1,858,967.65
  6. Step 6: Final answer
    x = 1,438,721.04

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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.