Home / 1,186,793.25-1,777,237.41-830,137.29

Finding the Fourth Proportional to 1,186,793.25, 1,777,237.41 and 830,137.29

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Solution

The fourth proportional to 1,186,793.25, 1,777,237.41 and 830,137.29 is: 1,243,140.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,793.25 : 1,777,237.41 = 830,137.29 : x
  2. Step 2: Convert to fraction form
    1,186,793.25/1,777,237.41 = 830,137.29/x
  3. Step 3: Cross multiply
    1,186,793.25x = 1,777,237.41 × 830,137.29
  4. Step 4: Simplify right side
    1,186,793.25x = 1,475,351,047,224.02
  5. Step 5: Solve for x
    x = 1,475,351,047,224.02/1,186,793.25
  6. Step 6: Final answer
    x = 1,243,140.75

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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.