Home / 1,332,767.08-1,839,213.06-720,920.20

Finding the Fourth Proportional to 1,332,767.08, 1,839,213.06 and 720,920.20

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Solution

The fourth proportional to 1,332,767.08, 1,839,213.06 and 720,920.20 is: 994,866.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,767.08 : 1,839,213.06 = 720,920.20 : x
  2. Step 2: Convert to fraction form
    1,332,767.08/1,839,213.06 = 720,920.20/x
  3. Step 3: Cross multiply
    1,332,767.08x = 1,839,213.06 × 720,920.20
  4. Step 4: Simplify right side
    1,332,767.08x = 1,325,925,847,057.81
  5. Step 5: Solve for x
    x = 1,325,925,847,057.81/1,332,767.08
  6. Step 6: Final answer
    x = 994,866.90

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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.