Home / 1,492,893.56-2,239,340.36-495,621.56

Finding the Fourth Proportional to 1,492,893.56, 2,239,340.36 and 495,621.56

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Solution

The fourth proportional to 1,492,893.56, 2,239,340.36 and 495,621.56 is: 743,432.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,893.56 : 2,239,340.36 = 495,621.56 : x
  2. Step 2: Convert to fraction form
    1,492,893.56/2,239,340.36 = 495,621.56/x
  3. Step 3: Cross multiply
    1,492,893.56x = 2,239,340.36 × 495,621.56
  4. Step 4: Simplify right side
    1,492,893.56x = 1,109,865,365,714.40
  5. Step 5: Solve for x
    x = 1,109,865,365,714.40/1,492,893.56
  6. Step 6: Final answer
    x = 743,432.35

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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.