Home / 1,191,168.18-1,643,848.83-682,034.58

Finding the Fourth Proportional to 1,191,168.18, 1,643,848.83 and 682,034.58

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Solution

The fourth proportional to 1,191,168.18, 1,643,848.83 and 682,034.58 is: 941,228.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,168.18 : 1,643,848.83 = 682,034.58 : x
  2. Step 2: Convert to fraction form
    1,191,168.18/1,643,848.83 = 682,034.58/x
  3. Step 3: Cross multiply
    1,191,168.18x = 1,643,848.83 × 682,034.58
  4. Step 4: Simplify right side
    1,191,168.18x = 1,121,161,746,352.54
  5. Step 5: Solve for x
    x = 1,121,161,746,352.54/1,191,168.18
  6. Step 6: Final answer
    x = 941,228.76

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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.