Home / 4,138,195.40-6,207,293.10-2,012,431.40

Finding the Fourth Proportional to 4,138,195.40, 6,207,293.10 and 2,012,431.40

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Solution

The fourth proportional to 4,138,195.40, 6,207,293.10 and 2,012,431.40 is: 3,018,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,195.40 : 6,207,293.10 = 2,012,431.40 : x
  2. Step 2: Convert to fraction form
    4,138,195.40/6,207,293.10 = 2,012,431.40/x
  3. Step 3: Cross multiply
    4,138,195.40x = 6,207,293.10 × 2,012,431.40
  4. Step 4: Simplify right side
    4,138,195.40x = 12,491,751,543,443.34
  5. Step 5: Solve for x
    x = 12,491,751,543,443.34/4,138,195.40
  6. Step 6: Final answer
    x = 3,018,647.10

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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.