Home / 1,516,809.75-2,275,220.85-379,568.85

Finding the Fourth Proportional to 1,516,809.75, 2,275,220.85 and 379,568.85

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Solution

The fourth proportional to 1,516,809.75, 2,275,220.85 and 379,568.85 is: 569,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,809.75 : 2,275,220.85 = 379,568.85 : x
  2. Step 2: Convert to fraction form
    1,516,809.75/2,275,220.85 = 379,568.85/x
  3. Step 3: Cross multiply
    1,516,809.75x = 2,275,220.85 × 379,568.85
  4. Step 4: Simplify right side
    1,516,809.75x = 863,602,961,530.52
  5. Step 5: Solve for x
    x = 863,602,961,530.52/1,516,809.75
  6. Step 6: Final answer
    x = 569,354.83

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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.