Home / 1,040,646.61-1,436,323.35-632,661.76

Finding the Fourth Proportional to 1,040,646.61, 1,436,323.35 and 632,661.76

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Solution

The fourth proportional to 1,040,646.61, 1,436,323.35 and 632,661.76 is: 873,213.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,646.61 : 1,436,323.35 = 632,661.76 : x
  2. Step 2: Convert to fraction form
    1,040,646.61/1,436,323.35 = 632,661.76/x
  3. Step 3: Cross multiply
    1,040,646.61x = 1,436,323.35 × 632,661.76
  4. Step 4: Simplify right side
    1,040,646.61x = 908,706,858,540.10
  5. Step 5: Solve for x
    x = 908,706,858,540.10/1,040,646.61
  6. Step 6: Final answer
    x = 873,213.68

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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.