Home / 1,065,806.04-1,595,844.26-811,876.89

Finding the Fourth Proportional to 1,065,806.04, 1,595,844.26 and 811,876.89

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Solution

The fourth proportional to 1,065,806.04, 1,595,844.26 and 811,876.89 is: 1,215,633.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,806.04 : 1,595,844.26 = 811,876.89 : x
  2. Step 2: Convert to fraction form
    1,065,806.04/1,595,844.26 = 811,876.89/x
  3. Step 3: Cross multiply
    1,065,806.04x = 1,595,844.26 × 811,876.89
  4. Step 4: Simplify right side
    1,065,806.04x = 1,295,629,067,733.89
  5. Step 5: Solve for x
    x = 1,295,629,067,733.89/1,065,806.04
  6. Step 6: Final answer
    x = 1,215,633.07

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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.