Home / 1,186,169.50-1,774,790.25-831,874.78

Finding the Fourth Proportional to 1,186,169.50, 1,774,790.25 and 831,874.78

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Solution

The fourth proportional to 1,186,169.50, 1,774,790.25 and 831,874.78 is: 1,244,681.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,169.50 : 1,774,790.25 = 831,874.78 : x
  2. Step 2: Convert to fraction form
    1,186,169.50/1,774,790.25 = 831,874.78/x
  3. Step 3: Cross multiply
    1,186,169.50x = 1,774,790.25 × 831,874.78
  4. Step 4: Simplify right side
    1,186,169.50x = 1,476,403,248,764.90
  5. Step 5: Solve for x
    x = 1,476,403,248,764.90/1,186,169.50
  6. Step 6: Final answer
    x = 1,244,681.51

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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.