Home / 1,780,346.88-2,670,531.84-450,650.88

Finding the Fourth Proportional to 1,780,346.88, 2,670,531.84 and 450,650.88

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Solution

The fourth proportional to 1,780,346.88, 2,670,531.84 and 450,650.88 is: 675,979.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,346.88 : 2,670,531.84 = 450,650.88 : x
  2. Step 2: Convert to fraction form
    1,780,346.88/2,670,531.84 = 450,650.88/x
  3. Step 3: Cross multiply
    1,780,346.88x = 2,670,531.84 × 450,650.88
  4. Step 4: Simplify right side
    1,780,346.88x = 1,203,477,523,764.02
  5. Step 5: Solve for x
    x = 1,203,477,523,764.02/1,780,346.88
  6. Step 6: Final answer
    x = 675,979.24

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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.