Home / 1,515,250.19-2,091,089.32-826,966.26

Finding the Fourth Proportional to 1,515,250.19, 2,091,089.32 and 826,966.26

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Solution

The fourth proportional to 1,515,250.19, 2,091,089.32 and 826,966.26 is: 1,141,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,250.19 : 2,091,089.32 = 826,966.26 : x
  2. Step 2: Convert to fraction form
    1,515,250.19/2,091,089.32 = 826,966.26/x
  3. Step 3: Cross multiply
    1,515,250.19x = 2,091,089.32 × 826,966.26
  4. Step 4: Simplify right side
    1,515,250.19x = 1,729,260,312,218.93
  5. Step 5: Solve for x
    x = 1,729,260,312,218.93/1,515,250.19
  6. Step 6: Final answer
    x = 1,141,237.48

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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.