Home / 3,551,431.10-5,327,146.65-1,556,887.10

Finding the Fourth Proportional to 3,551,431.10, 5,327,146.65 and 1,556,887.10

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Solution

The fourth proportional to 3,551,431.10, 5,327,146.65 and 1,556,887.10 is: 2,335,330.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551,431.10 : 5,327,146.65 = 1,556,887.10 : x
  2. Step 2: Convert to fraction form
    3,551,431.10/5,327,146.65 = 1,556,887.10/x
  3. Step 3: Cross multiply
    3,551,431.10x = 5,327,146.65 × 1,556,887.10
  4. Step 4: Simplify right side
    3,551,431.10x = 8,293,765,899,193.22
  5. Step 5: Solve for x
    x = 8,293,765,899,193.22/3,551,431.10
  6. Step 6: Final answer
    x = 2,335,330.65

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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.