Home / 2,305,209.38-3,457,765.73-768,316.05

Finding the Fourth Proportional to 2,305,209.38, 3,457,765.73 and 768,316.05

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Solution

The fourth proportional to 2,305,209.38, 3,457,765.73 and 768,316.05 is: 1,152,457.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305,209.38 : 3,457,765.73 = 768,316.05 : x
  2. Step 2: Convert to fraction form
    2,305,209.38/3,457,765.73 = 768,316.05/x
  3. Step 3: Cross multiply
    2,305,209.38x = 3,457,765.73 × 768,316.05
  4. Step 4: Simplify right side
    2,305,209.38x = 2,656,656,903,657.39
  5. Step 5: Solve for x
    x = 2,656,656,903,657.39/2,305,209.38
  6. Step 6: Final answer
    x = 1,152,457.96

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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.