Home / 3,472,012.80-5,208,019.20-3,118,593.60

Finding the Fourth Proportional to 3,472,012.80, 5,208,019.20 and 3,118,593.60

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Solution

The fourth proportional to 3,472,012.80, 5,208,019.20 and 3,118,593.60 is: 4,677,890.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472,012.80 : 5,208,019.20 = 3,118,593.60 : x
  2. Step 2: Convert to fraction form
    3,472,012.80/5,208,019.20 = 3,118,593.60/x
  3. Step 3: Cross multiply
    3,472,012.80x = 5,208,019.20 × 3,118,593.60
  4. Step 4: Simplify right side
    3,472,012.80x = 16,241,695,345,797.12
  5. Step 5: Solve for x
    x = 16,241,695,345,797.12/3,472,012.80
  6. Step 6: Final answer
    x = 4,677,890.40

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Double scale
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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.