Home / 2,191,295.44-3,024,104.52-1,224,449.20

Finding the Fourth Proportional to 2,191,295.44, 3,024,104.52 and 1,224,449.20

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Solution

The fourth proportional to 2,191,295.44, 3,024,104.52 and 1,224,449.20 is: 1,689,805.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,295.44 : 3,024,104.52 = 1,224,449.20 : x
  2. Step 2: Convert to fraction form
    2,191,295.44/3,024,104.52 = 1,224,449.20/x
  3. Step 3: Cross multiply
    2,191,295.44x = 3,024,104.52 × 1,224,449.20
  4. Step 4: Simplify right side
    2,191,295.44x = 3,702,862,360,230.38
  5. Step 5: Solve for x
    x = 3,702,862,360,230.38/2,191,295.44
  6. Step 6: Final answer
    x = 1,689,805.17

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.