Home / 1,612,139-2,223,806.94-1,031,150.14

Finding the Fourth Proportional to 1,612,139, 2,223,806.94 and 1,031,150.14

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Solution

The fourth proportional to 1,612,139, 2,223,806.94 and 1,031,150.14 is: 1,422,382.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,139 : 2,223,806.94 = 1,031,150.14 : x
  2. Step 2: Convert to fraction form
    1,612,139/2,223,806.94 = 1,031,150.14/x
  3. Step 3: Cross multiply
    1,612,139x = 2,223,806.94 × 1,031,150.14
  4. Step 4: Simplify right side
    1,612,139x = 2,293,078,837,513.97
  5. Step 5: Solve for x
    x = 2,293,078,837,513.97/1,612,139
  6. Step 6: Final answer
    x = 1,422,382.83

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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.