Home / 1,100,516.20-1,650,774.30-352,637.80

Finding the Fourth Proportional to 1,100,516.20, 1,650,774.30 and 352,637.80

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Solution

The fourth proportional to 1,100,516.20, 1,650,774.30 and 352,637.80 is: 528,956.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,516.20 : 1,650,774.30 = 352,637.80 : x
  2. Step 2: Convert to fraction form
    1,100,516.20/1,650,774.30 = 352,637.80/x
  3. Step 3: Cross multiply
    1,100,516.20x = 1,650,774.30 × 352,637.80
  4. Step 4: Simplify right side
    1,100,516.20x = 582,125,417,448.54
  5. Step 5: Solve for x
    x = 582,125,417,448.54/1,100,516.20
  6. Step 6: Final answer
    x = 528,956.70

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Double scale
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Similar ratio
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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.