Home / 1,178,591.22-1,626,412.74-720,473.04

Finding the Fourth Proportional to 1,178,591.22, 1,626,412.74 and 720,473.04

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Solution

The fourth proportional to 1,178,591.22, 1,626,412.74 and 720,473.04 is: 994,226.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,591.22 : 1,626,412.74 = 720,473.04 : x
  2. Step 2: Convert to fraction form
    1,178,591.22/1,626,412.74 = 720,473.04/x
  3. Step 3: Cross multiply
    1,178,591.22x = 1,626,412.74 × 720,473.04
  4. Step 4: Simplify right side
    1,178,591.22x = 1,171,786,531,082.53
  5. Step 5: Solve for x
    x = 1,171,786,531,082.53/1,178,591.22
  6. Step 6: Final answer
    x = 994,226.42

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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.