Home / 3,066,862.80-4,232,298.68-1,690,255.65

Finding the Fourth Proportional to 3,066,862.80, 4,232,298.68 and 1,690,255.65

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Solution

The fourth proportional to 3,066,862.80, 4,232,298.68 and 1,690,255.65 is: 2,332,568.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,862.80 : 4,232,298.68 = 1,690,255.65 : x
  2. Step 2: Convert to fraction form
    3,066,862.80/4,232,298.68 = 1,690,255.65/x
  3. Step 3: Cross multiply
    3,066,862.80x = 4,232,298.68 × 1,690,255.65
  4. Step 4: Simplify right side
    3,066,862.80x = 7,153,666,756,357.54
  5. Step 5: Solve for x
    x = 7,153,666,756,357.54/3,066,862.80
  6. Step 6: Final answer
    x = 2,332,568.24

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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.