Home / 1,492,890.57-2,239,335.84-495,618.57

Finding the Fourth Proportional to 1,492,890.57, 2,239,335.84 and 495,618.57

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Solution

The fourth proportional to 1,492,890.57, 2,239,335.84 and 495,618.57 is: 743,427.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,890.57 : 2,239,335.84 = 495,618.57 : x
  2. Step 2: Convert to fraction form
    1,492,890.57/2,239,335.84 = 495,618.57/x
  3. Step 3: Cross multiply
    1,492,890.57x = 2,239,335.84 × 495,618.57
  4. Step 4: Simplify right side
    1,492,890.57x = 1,109,856,426,770.55
  5. Step 5: Solve for x
    x = 1,109,856,426,770.55/1,492,890.57
  6. Step 6: Final answer
    x = 743,427.85

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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.