Home / 1,197,740.62-1,652,782.77-681,357.12

Finding the Fourth Proportional to 1,197,740.62, 1,652,782.77 and 681,357.12

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Solution

The fourth proportional to 1,197,740.62, 1,652,782.77 and 681,357.12 is: 940,216.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,740.62 : 1,652,782.77 = 681,357.12 : x
  2. Step 2: Convert to fraction form
    1,197,740.62/1,652,782.77 = 681,357.12/x
  3. Step 3: Cross multiply
    1,197,740.62x = 1,652,782.77 × 681,357.12
  4. Step 4: Simplify right side
    1,197,740.62x = 1,126,135,306,603.34
  5. Step 5: Solve for x
    x = 1,126,135,306,603.34/1,197,740.62
  6. Step 6: Final answer
    x = 940,216.34

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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.