Home / 1,720,231.32-2,373,980.16-945,920.92

Finding the Fourth Proportional to 1,720,231.32, 2,373,980.16 and 945,920.92

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Solution

The fourth proportional to 1,720,231.32, 2,373,980.16 and 945,920.92 is: 1,305,404.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,231.32 : 2,373,980.16 = 945,920.92 : x
  2. Step 2: Convert to fraction form
    1,720,231.32/2,373,980.16 = 945,920.92/x
  3. Step 3: Cross multiply
    1,720,231.32x = 2,373,980.16 × 945,920.92
  4. Step 4: Simplify right side
    1,720,231.32x = 2,245,597,497,008.95
  5. Step 5: Solve for x
    x = 2,245,597,497,008.95/1,720,231.32
  6. Step 6: Final answer
    x = 1,305,404.38

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1.5x scale

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.