Home / 1,086,994.17-1,623,171.42-887,709.87

Finding the Fourth Proportional to 1,086,994.17, 1,623,171.42 and 887,709.87

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Solution

The fourth proportional to 1,086,994.17, 1,623,171.42 and 887,709.87 is: 1,325,586.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,994.17 : 1,623,171.42 = 887,709.87 : x
  2. Step 2: Convert to fraction form
    1,086,994.17/1,623,171.42 = 887,709.87/x
  3. Step 3: Cross multiply
    1,086,994.17x = 1,623,171.42 × 887,709.87
  4. Step 4: Simplify right side
    1,086,994.17x = 1,440,905,290,235.92
  5. Step 5: Solve for x
    x = 1,440,905,290,235.92/1,086,994.17
  6. Step 6: Final answer
    x = 1,325,586.95

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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.