Home / 5,340,666.96-8,010,887.45-1,297,173.69

Finding the Fourth Proportional to 5,340,666.96, 8,010,887.45 and 1,297,173.69

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Solution

The fourth proportional to 5,340,666.96, 8,010,887.45 and 1,297,173.69 is: 1,945,733.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340,666.96 : 8,010,887.45 = 1,297,173.69 : x
  2. Step 2: Convert to fraction form
    5,340,666.96/8,010,887.45 = 1,297,173.69/x
  3. Step 3: Cross multiply
    5,340,666.96x = 8,010,887.45 × 1,297,173.69
  4. Step 4: Simplify right side
    5,340,666.96x = 10,391,512,427,205.32
  5. Step 5: Solve for x
    x = 10,391,512,427,205.32/5,340,666.96
  6. Step 6: Final answer
    x = 1,945,733.09

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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.