Home / 3,358,412.80-5,037,619.20-3,218,444.80

Finding the Fourth Proportional to 3,358,412.80, 5,037,619.20 and 3,218,444.80

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Solution

The fourth proportional to 3,358,412.80, 5,037,619.20 and 3,218,444.80 is: 4,827,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358,412.80 : 5,037,619.20 = 3,218,444.80 : x
  2. Step 2: Convert to fraction form
    3,358,412.80/5,037,619.20 = 3,218,444.80/x
  3. Step 3: Cross multiply
    3,358,412.80x = 5,037,619.20 × 3,218,444.80
  4. Step 4: Simplify right side
    3,358,412.80x = 16,213,299,318,620.16
  5. Step 5: Solve for x
    x = 16,213,299,318,620.16/3,358,412.80
  6. Step 6: Final answer
    x = 4,827,667.20

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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.