Home / 2,932,165.89-4,395,178.40-1,227,285.45

Finding the Fourth Proportional to 2,932,165.89, 4,395,178.40 and 1,227,285.45

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Solution

The fourth proportional to 2,932,165.89, 4,395,178.40 and 1,227,285.45 is: 1,839,643.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932,165.89 : 4,395,178.40 = 1,227,285.45 : x
  2. Step 2: Convert to fraction form
    2,932,165.89/4,395,178.40 = 1,227,285.45/x
  3. Step 3: Cross multiply
    2,932,165.89x = 4,395,178.40 × 1,227,285.45
  4. Step 4: Simplify right side
    2,932,165.89x = 5,394,138,494,337.85
  5. Step 5: Solve for x
    x = 5,394,138,494,337.85/2,932,165.89
  6. Step 6: Final answer
    x = 1,839,643.01

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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.