Home / 1,206,716.88-1,810,837.80-674,587.38

Finding the Fourth Proportional to 1,206,716.88, 1,810,837.80 and 674,587.38

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Solution

The fourth proportional to 1,206,716.88, 1,810,837.80 and 674,587.38 is: 1,012,307.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,716.88 : 1,810,837.80 = 674,587.38 : x
  2. Step 2: Convert to fraction form
    1,206,716.88/1,810,837.80 = 674,587.38/x
  3. Step 3: Cross multiply
    1,206,716.88x = 1,810,837.80 × 674,587.38
  4. Step 4: Simplify right side
    1,206,716.88x = 1,221,568,327,106.96
  5. Step 5: Solve for x
    x = 1,221,568,327,106.96/1,206,716.88
  6. Step 6: Final answer
    x = 1,012,307.32

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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.