Home / 2,818,942.16-3,890,168.71-1,529,793.68

Finding the Fourth Proportional to 2,818,942.16, 3,890,168.71 and 1,529,793.68

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Solution

The fourth proportional to 2,818,942.16, 3,890,168.71 and 1,529,793.68 is: 2,111,130.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,942.16 : 3,890,168.71 = 1,529,793.68 : x
  2. Step 2: Convert to fraction form
    2,818,942.16/3,890,168.71 = 1,529,793.68/x
  3. Step 3: Cross multiply
    2,818,942.16x = 3,890,168.71 × 1,529,793.68
  4. Step 4: Simplify right side
    2,818,942.16x = 5,951,155,483,416.43
  5. Step 5: Solve for x
    x = 5,951,155,483,416.43/2,818,942.16
  6. Step 6: Final answer
    x = 2,111,130.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.