Home / 1,094,188.20-1,640,504.70-495,436.20

Finding the Fourth Proportional to 1,094,188.20, 1,640,504.70 and 495,436.20

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Solution

The fourth proportional to 1,094,188.20, 1,640,504.70 and 495,436.20 is: 742,802.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,188.20 : 1,640,504.70 = 495,436.20 : x
  2. Step 2: Convert to fraction form
    1,094,188.20/1,640,504.70 = 495,436.20/x
  3. Step 3: Cross multiply
    1,094,188.20x = 1,640,504.70 × 495,436.20
  4. Step 4: Simplify right side
    1,094,188.20x = 812,765,414,650.14
  5. Step 5: Solve for x
    x = 812,765,414,650.14/1,094,188.20
  6. Step 6: Final answer
    x = 742,802.21

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Double scale
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1.5x scale

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.