Home / 1,198,264.95-1,653,616.88-681,993.52

Finding the Fourth Proportional to 1,198,264.95, 1,653,616.88 and 681,993.52

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Solution

The fourth proportional to 1,198,264.95, 1,653,616.88 and 681,993.52 is: 941,157.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,264.95 : 1,653,616.88 = 681,993.52 : x
  2. Step 2: Convert to fraction form
    1,198,264.95/1,653,616.88 = 681,993.52/x
  3. Step 3: Cross multiply
    1,198,264.95x = 1,653,616.88 × 681,993.52
  4. Step 4: Simplify right side
    1,198,264.95x = 1,127,755,996,722.62
  5. Step 5: Solve for x
    x = 1,127,755,996,722.62/1,198,264.95
  6. Step 6: Final answer
    x = 941,157.46

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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.