Home / 1,344,610.32-1,855,654.02-821,544.87

Finding the Fourth Proportional to 1,344,610.32, 1,855,654.02 and 821,544.87

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Solution

The fourth proportional to 1,344,610.32, 1,855,654.02 and 821,544.87 is: 1,133,788.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,610.32 : 1,855,654.02 = 821,544.87 : x
  2. Step 2: Convert to fraction form
    1,344,610.32/1,855,654.02 = 821,544.87/x
  3. Step 3: Cross multiply
    1,344,610.32x = 1,855,654.02 × 821,544.87
  4. Step 4: Simplify right side
    1,344,610.32x = 1,524,503,040,625.88
  5. Step 5: Solve for x
    x = 1,524,503,040,625.88/1,344,610.32
  6. Step 6: Final answer
    x = 1,133,788.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.