Home / 2,945,137.10-4,417,705.65-1,452,145.10

Finding the Fourth Proportional to 2,945,137.10, 4,417,705.65 and 1,452,145.10

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Solution

The fourth proportional to 2,945,137.10, 4,417,705.65 and 1,452,145.10 is: 2,178,217.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,137.10 : 4,417,705.65 = 1,452,145.10 : x
  2. Step 2: Convert to fraction form
    2,945,137.10/4,417,705.65 = 1,452,145.10/x
  3. Step 3: Cross multiply
    2,945,137.10x = 4,417,705.65 × 1,452,145.10
  4. Step 4: Simplify right side
    2,945,137.10x = 6,415,149,612,889.82
  5. Step 5: Solve for x
    x = 6,415,149,612,889.82/2,945,137.10
  6. Step 6: Final answer
    x = 2,178,217.65

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Double scale
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Similar ratio
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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.