Home / 3,066,861.80-4,232,297.30-1,690,254.65

Finding the Fourth Proportional to 3,066,861.80, 4,232,297.30 and 1,690,254.65

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Solution

The fourth proportional to 3,066,861.80, 4,232,297.30 and 1,690,254.65 is: 2,332,566.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,861.80 : 4,232,297.30 = 1,690,254.65 : x
  2. Step 2: Convert to fraction form
    3,066,861.80/4,232,297.30 = 1,690,254.65/x
  3. Step 3: Cross multiply
    3,066,861.80x = 4,232,297.30 × 1,690,254.65
  4. Step 4: Simplify right side
    3,066,861.80x = 7,153,660,161,894.69
  5. Step 5: Solve for x
    x = 7,153,660,161,894.69/3,066,861.80
  6. Step 6: Final answer
    x = 2,332,566.85

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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.