Home / 1,243,750.64-1,716,243.52-699,876.96

Finding the Fourth Proportional to 1,243,750.64, 1,716,243.52 and 699,876.96

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Solution

The fourth proportional to 1,243,750.64, 1,716,243.52 and 699,876.96 is: 965,755.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,750.64 : 1,716,243.52 = 699,876.96 : x
  2. Step 2: Convert to fraction form
    1,243,750.64/1,716,243.52 = 699,876.96/x
  3. Step 3: Cross multiply
    1,243,750.64x = 1,716,243.52 × 699,876.96
  4. Step 4: Simplify right side
    1,243,750.64x = 1,201,159,297,397.30
  5. Step 5: Solve for x
    x = 1,201,159,297,397.30/1,243,750.64
  6. Step 6: Final answer
    x = 965,755.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.