Home / 1,452,917.72-2,003,890.38-943,784.12

Finding the Fourth Proportional to 1,452,917.72, 2,003,890.38 and 943,784.12

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Solution

The fourth proportional to 1,452,917.72, 2,003,890.38 and 943,784.12 is: 1,301,684.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,917.72 : 2,003,890.38 = 943,784.12 : x
  2. Step 2: Convert to fraction form
    1,452,917.72/2,003,890.38 = 943,784.12/x
  3. Step 3: Cross multiply
    1,452,917.72x = 2,003,890.38 × 943,784.12
  4. Step 4: Simplify right side
    1,452,917.72x = 1,891,239,918,864.77
  5. Step 5: Solve for x
    x = 1,891,239,918,864.77/1,452,917.72
  6. Step 6: Final answer
    x = 1,301,684.12

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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.