Home / 1,559,176.52-2,338,986.34-479,778.60

Finding the Fourth Proportional to 1,559,176.52, 2,338,986.34 and 479,778.60

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Solution

The fourth proportional to 1,559,176.52, 2,338,986.34 and 479,778.60 is: 719,736.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,176.52 : 2,338,986.34 = 479,778.60 : x
  2. Step 2: Convert to fraction form
    1,559,176.52/2,338,986.34 = 479,778.60/x
  3. Step 3: Cross multiply
    1,559,176.52x = 2,338,986.34 × 479,778.60
  4. Step 4: Simplify right side
    1,559,176.52x = 1,122,195,591,624.32
  5. Step 5: Solve for x
    x = 1,122,195,591,624.32/1,559,176.52
  6. Step 6: Final answer
    x = 719,736.08

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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.