Home / 2,528,422.29-3,489,238.22-1,382,507.19

Finding the Fourth Proportional to 2,528,422.29, 3,489,238.22 and 1,382,507.19

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Solution

The fourth proportional to 2,528,422.29, 3,489,238.22 and 1,382,507.19 is: 1,907,868.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,422.29 : 3,489,238.22 = 1,382,507.19 : x
  2. Step 2: Convert to fraction form
    2,528,422.29/3,489,238.22 = 1,382,507.19/x
  3. Step 3: Cross multiply
    2,528,422.29x = 3,489,238.22 × 1,382,507.19
  4. Step 4: Simplify right side
    2,528,422.29x = 4,823,896,919,860.27
  5. Step 5: Solve for x
    x = 4,823,896,919,860.27/2,528,422.29
  6. Step 6: Final answer
    x = 1,907,868.37

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Double scale
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1.5x scale

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.