Home / 2,768,634.30-4,153,607.55-1,421,004.90

Finding the Fourth Proportional to 2,768,634.30, 4,153,607.55 and 1,421,004.90

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Solution

The fourth proportional to 2,768,634.30, 4,153,607.55 and 1,421,004.90 is: 2,131,844.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,634.30 : 4,153,607.55 = 1,421,004.90 : x
  2. Step 2: Convert to fraction form
    2,768,634.30/4,153,607.55 = 1,421,004.90/x
  3. Step 3: Cross multiply
    2,768,634.30x = 4,153,607.55 × 1,421,004.90
  4. Step 4: Simplify right side
    2,768,634.30x = 5,902,296,681,226.99
  5. Step 5: Solve for x
    x = 5,902,296,681,226.99/2,768,634.30
  6. Step 6: Final answer
    x = 2,131,844.09

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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.