Home / 1,186,087.80-1,777,965.30-587,141.40

Finding the Fourth Proportional to 1,186,087.80, 1,777,965.30 and 587,141.40

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Solution

The fourth proportional to 1,186,087.80, 1,777,965.30 and 587,141.40 is: 880,134.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,087.80 : 1,777,965.30 = 587,141.40 : x
  2. Step 2: Convert to fraction form
    1,186,087.80/1,777,965.30 = 587,141.40/x
  3. Step 3: Cross multiply
    1,186,087.80x = 1,777,965.30 × 587,141.40
  4. Step 4: Simplify right side
    1,186,087.80x = 1,043,917,035,393.42
  5. Step 5: Solve for x
    x = 1,043,917,035,393.42/1,186,087.80
  6. Step 6: Final answer
    x = 880,134.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.