Home / 3,313,118.80-4,969,678.20-3,292,123.60

Finding the Fourth Proportional to 3,313,118.80, 4,969,678.20 and 3,292,123.60

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Solution

The fourth proportional to 3,313,118.80, 4,969,678.20 and 3,292,123.60 is: 4,938,185.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,118.80 : 4,969,678.20 = 3,292,123.60 : x
  2. Step 2: Convert to fraction form
    3,313,118.80/4,969,678.20 = 3,292,123.60/x
  3. Step 3: Cross multiply
    3,313,118.80x = 4,969,678.20 × 3,292,123.60
  4. Step 4: Simplify right side
    3,313,118.80x = 16,360,794,886,625.52
  5. Step 5: Solve for x
    x = 16,360,794,886,625.52/3,313,118.80
  6. Step 6: Final answer
    x = 4,938,185.40

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Similar ratio
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1.5x scale

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.