Home / 2,692,247.40-4,038,371.10-1,796,452.20

Finding the Fourth Proportional to 2,692,247.40, 4,038,371.10 and 1,796,452.20

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Solution

The fourth proportional to 2,692,247.40, 4,038,371.10 and 1,796,452.20 is: 2,694,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,247.40 : 4,038,371.10 = 1,796,452.20 : x
  2. Step 2: Convert to fraction form
    2,692,247.40/4,038,371.10 = 1,796,452.20/x
  3. Step 3: Cross multiply
    2,692,247.40x = 4,038,371.10 × 1,796,452.20
  4. Step 4: Simplify right side
    2,692,247.40x = 7,254,740,647,011.42
  5. Step 5: Solve for x
    x = 7,254,740,647,011.42/2,692,247.40
  6. Step 6: Final answer
    x = 2,694,678.30

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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.