Home / 3,054,801.53-4,215,628.89-1,678,234.42

Finding the Fourth Proportional to 3,054,801.53, 4,215,628.89 and 1,678,234.42

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Solution

The fourth proportional to 3,054,801.53, 4,215,628.89 and 1,678,234.42 is: 2,315,965.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054,801.53 : 4,215,628.89 = 1,678,234.42 : x
  2. Step 2: Convert to fraction form
    3,054,801.53/4,215,628.89 = 1,678,234.42/x
  3. Step 3: Cross multiply
    3,054,801.53x = 4,215,628.89 × 1,678,234.42
  4. Step 4: Simplify right side
    3,054,801.53x = 7,074,813,507,292.29
  5. Step 5: Solve for x
    x = 7,074,813,507,292.29/3,054,801.53
  6. Step 6: Final answer
    x = 2,315,965.03

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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.