Home / 1,053,928.44-1,580,400.57-379,920.96

Finding the Fourth Proportional to 1,053,928.44, 1,580,400.57 and 379,920.96

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Solution

The fourth proportional to 1,053,928.44, 1,580,400.57 and 379,920.96 is: 569,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,928.44 : 1,580,400.57 = 379,920.96 : x
  2. Step 2: Convert to fraction form
    1,053,928.44/1,580,400.57 = 379,920.96/x
  3. Step 3: Cross multiply
    1,053,928.44x = 1,580,400.57 × 379,920.96
  4. Step 4: Simplify right side
    1,053,928.44x = 600,427,301,738.95
  5. Step 5: Solve for x
    x = 600,427,301,738.95/1,053,928.44
  6. Step 6: Final answer
    x = 569,704.05

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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.