Home / 1,999,219.14-2,756,052.75-1,425,262.86

Finding the Fourth Proportional to 1,999,219.14, 2,756,052.75 and 1,425,262.86

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Solution

The fourth proportional to 1,999,219.14, 2,756,052.75 and 1,425,262.86 is: 1,964,816.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,219.14 : 2,756,052.75 = 1,425,262.86 : x
  2. Step 2: Convert to fraction form
    1,999,219.14/2,756,052.75 = 1,425,262.86/x
  3. Step 3: Cross multiply
    1,999,219.14x = 2,756,052.75 × 1,425,262.86
  4. Step 4: Simplify right side
    1,999,219.14x = 3,928,099,624,775.87
  5. Step 5: Solve for x
    x = 3,928,099,624,775.87/1,999,219.14
  6. Step 6: Final answer
    x = 1,964,816.94

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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.