Home / 1,682,613.76-2,322,210.72-957,637.84

Finding the Fourth Proportional to 1,682,613.76, 2,322,210.72 and 957,637.84

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Solution

The fourth proportional to 1,682,613.76, 2,322,210.72 and 957,637.84 is: 1,321,656.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,613.76 : 2,322,210.72 = 957,637.84 : x
  2. Step 2: Convert to fraction form
    1,682,613.76/2,322,210.72 = 957,637.84/x
  3. Step 3: Cross multiply
    1,682,613.76x = 2,322,210.72 × 957,637.84
  4. Step 4: Simplify right side
    1,682,613.76x = 2,223,836,857,925.65
  5. Step 5: Solve for x
    x = 2,223,836,857,925.65/1,682,613.76
  6. Step 6: Final answer
    x = 1,321,656.17

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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.