Home / 1,922,190.60-2,881,317.60-1,123,060.80

Finding the Fourth Proportional to 1,922,190.60, 2,881,317.60 and 1,123,060.80

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Solution

The fourth proportional to 1,922,190.60, 2,881,317.60 and 1,123,060.80 is: 1,683,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,190.60 : 2,881,317.60 = 1,123,060.80 : x
  2. Step 2: Convert to fraction form
    1,922,190.60/2,881,317.60 = 1,123,060.80/x
  3. Step 3: Cross multiply
    1,922,190.60x = 2,881,317.60 × 1,123,060.80
  4. Step 4: Simplify right side
    1,922,190.60x = 3,235,894,848,910.08
  5. Step 5: Solve for x
    x = 3,235,894,848,910.08/1,922,190.60
  6. Step 6: Final answer
    x = 1,683,441.20

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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.