Home / 1,083,780.05-1,619,078.38-701,587.22

Finding the Fourth Proportional to 1,083,780.05, 1,619,078.38 and 701,587.22

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Solution

The fourth proportional to 1,083,780.05, 1,619,078.38 and 701,587.22 is: 1,048,113.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,780.05 : 1,619,078.38 = 701,587.22 : x
  2. Step 2: Convert to fraction form
    1,083,780.05/1,619,078.38 = 701,587.22/x
  3. Step 3: Cross multiply
    1,083,780.05x = 1,619,078.38 × 701,587.22
  4. Step 4: Simplify right side
    1,083,780.05x = 1,135,924,703,777.26
  5. Step 5: Solve for x
    x = 1,135,924,703,777.26/1,083,780.05
  6. Step 6: Final answer
    x = 1,048,113.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.