Home / 1,033,111.28-1,544,125.78-931,677.68

Finding the Fourth Proportional to 1,033,111.28, 1,544,125.78 and 931,677.68

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Solution

The fourth proportional to 1,033,111.28, 1,544,125.78 and 931,677.68 is: 1,392,519.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,111.28 : 1,544,125.78 = 931,677.68 : x
  2. Step 2: Convert to fraction form
    1,033,111.28/1,544,125.78 = 931,677.68/x
  3. Step 3: Cross multiply
    1,033,111.28x = 1,544,125.78 × 931,677.68
  4. Step 4: Simplify right side
    1,033,111.28x = 1,438,627,524,338.59
  5. Step 5: Solve for x
    x = 1,438,627,524,338.59/1,033,111.28
  6. Step 6: Final answer
    x = 1,392,519.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.