Home / 1,100,747.70-1,651,121.55-470,891.70

Finding the Fourth Proportional to 1,100,747.70, 1,651,121.55 and 470,891.70

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Solution

The fourth proportional to 1,100,747.70, 1,651,121.55 and 470,891.70 is: 706,337.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,747.70 : 1,651,121.55 = 470,891.70 : x
  2. Step 2: Convert to fraction form
    1,100,747.70/1,651,121.55 = 470,891.70/x
  3. Step 3: Cross multiply
    1,100,747.70x = 1,651,121.55 × 470,891.70
  4. Step 4: Simplify right side
    1,100,747.70x = 777,499,433,586.14
  5. Step 5: Solve for x
    x = 777,499,433,586.14/1,100,747.70
  6. Step 6: Final answer
    x = 706,337.55

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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.