Home / 1,364,920.64-2,047,380.96-699,648.32

Finding the Fourth Proportional to 1,364,920.64, 2,047,380.96 and 699,648.32

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Solution

The fourth proportional to 1,364,920.64, 2,047,380.96 and 699,648.32 is: 1,049,472.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,920.64 : 2,047,380.96 = 699,648.32 : x
  2. Step 2: Convert to fraction form
    1,364,920.64/2,047,380.96 = 699,648.32/x
  3. Step 3: Cross multiply
    1,364,920.64x = 2,047,380.96 × 699,648.32
  4. Step 4: Simplify right side
    1,364,920.64x = 1,432,446,649,063.99
  5. Step 5: Solve for x
    x = 1,432,446,649,063.99/1,364,920.64
  6. Step 6: Final answer
    x = 1,049,472.48

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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.