Home / 1,203,091.72-1,660,156.14-693,695.68

Finding the Fourth Proportional to 1,203,091.72, 1,660,156.14 and 693,695.68

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Solution

The fourth proportional to 1,203,091.72, 1,660,156.14 and 693,695.68 is: 957,236.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,091.72 : 1,660,156.14 = 693,695.68 : x
  2. Step 2: Convert to fraction form
    1,203,091.72/1,660,156.14 = 693,695.68/x
  3. Step 3: Cross multiply
    1,203,091.72x = 1,660,156.14 × 693,695.68
  4. Step 4: Simplify right side
    1,203,091.72x = 1,151,643,142,443.48
  5. Step 5: Solve for x
    x = 1,151,643,142,443.48/1,203,091.72
  6. Step 6: Final answer
    x = 957,236.36

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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.