Home / 1,881,108.70-2,595,843.11-1,065,318.21

Finding the Fourth Proportional to 1,881,108.70, 2,595,843.11 and 1,065,318.21

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Solution

The fourth proportional to 1,881,108.70, 2,595,843.11 and 1,065,318.21 is: 1,470,089.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,108.70 : 2,595,843.11 = 1,065,318.21 : x
  2. Step 2: Convert to fraction form
    1,881,108.70/2,595,843.11 = 1,065,318.21/x
  3. Step 3: Cross multiply
    1,881,108.70x = 2,595,843.11 × 1,065,318.21
  4. Step 4: Simplify right side
    1,881,108.70x = 2,765,398,938,049.33
  5. Step 5: Solve for x
    x = 2,765,398,938,049.33/1,881,108.70
  6. Step 6: Final answer
    x = 1,470,089.92

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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.