Home / 1,432,118.72-2,148,180.84-367,164.56

Finding the Fourth Proportional to 1,432,118.72, 2,148,180.84 and 367,164.56

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Solution

The fourth proportional to 1,432,118.72, 2,148,180.84 and 367,164.56 is: 550,747.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,118.72 : 2,148,180.84 = 367,164.56 : x
  2. Step 2: Convert to fraction form
    1,432,118.72/2,148,180.84 = 367,164.56/x
  3. Step 3: Cross multiply
    1,432,118.72x = 2,148,180.84 × 367,164.56
  4. Step 4: Simplify right side
    1,432,118.72x = 788,735,872,919.03
  5. Step 5: Solve for x
    x = 788,735,872,919.03/1,432,118.72
  6. Step 6: Final answer
    x = 550,747.55

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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.