Home / 1,309,170.92-1,959,555.92-700,436.42

Finding the Fourth Proportional to 1,309,170.92, 1,959,555.92 and 700,436.42

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Solution

The fourth proportional to 1,309,170.92, 1,959,555.92 and 700,436.42 is: 1,048,407.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,170.92 : 1,959,555.92 = 700,436.42 : x
  2. Step 2: Convert to fraction form
    1,309,170.92/1,959,555.92 = 700,436.42/x
  3. Step 3: Cross multiply
    1,309,170.92x = 1,959,555.92 × 700,436.42
  4. Step 4: Simplify right side
    1,309,170.92x = 1,372,544,320,094.64
  5. Step 5: Solve for x
    x = 1,372,544,320,094.64/1,309,170.92
  6. Step 6: Final answer
    x = 1,048,407.28

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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.