Home / 3,066,863.80-4,232,300.06-1,690,256.65

Finding the Fourth Proportional to 3,066,863.80, 4,232,300.06 and 1,690,256.65

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Solution

The fourth proportional to 3,066,863.80, 4,232,300.06 and 1,690,256.65 is: 2,332,569.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,863.80 : 4,232,300.06 = 1,690,256.65 : x
  2. Step 2: Convert to fraction form
    3,066,863.80/4,232,300.06 = 1,690,256.65/x
  3. Step 3: Cross multiply
    3,066,863.80x = 4,232,300.06 × 1,690,256.65
  4. Step 4: Simplify right side
    3,066,863.80x = 7,153,673,321,210.40
  5. Step 5: Solve for x
    x = 7,153,673,321,210.40/3,066,863.80
  6. Step 6: Final answer
    x = 2,332,569.62

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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.