Home / 3,066,763.12-4,232,162.05-1,690,157.18

Finding the Fourth Proportional to 3,066,763.12, 4,232,162.05 and 1,690,157.18

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Solution

The fourth proportional to 3,066,763.12, 4,232,162.05 and 1,690,157.18 is: 2,332,432.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,763.12 : 4,232,162.05 = 1,690,157.18 : x
  2. Step 2: Convert to fraction form
    3,066,763.12/4,232,162.05 = 1,690,157.18/x
  3. Step 3: Cross multiply
    3,066,763.12x = 4,232,162.05 × 1,690,157.18
  4. Step 4: Simplify right side
    3,066,763.12x = 7,153,019,082,086.03
  5. Step 5: Solve for x
    x = 7,153,019,082,086.03/3,066,763.12
  6. Step 6: Final answer
    x = 2,332,432.86

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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.