Home / 1,441,328.74-1,988,938.88-829,382.73

Finding the Fourth Proportional to 1,441,328.74, 1,988,938.88 and 829,382.73

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Solution

The fourth proportional to 1,441,328.74, 1,988,938.88 and 829,382.73 is: 1,144,493.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,328.74 : 1,988,938.88 = 829,382.73 : x
  2. Step 2: Convert to fraction form
    1,441,328.74/1,988,938.88 = 829,382.73/x
  3. Step 3: Cross multiply
    1,441,328.74x = 1,988,938.88 × 829,382.73
  4. Step 4: Simplify right side
    1,441,328.74x = 1,649,591,558,097.54
  5. Step 5: Solve for x
    x = 1,649,591,558,097.54/1,441,328.74
  6. Step 6: Final answer
    x = 1,144,493.63

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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.