Home / 2,208,776.70-3,313,165.05-788,879.10

Finding the Fourth Proportional to 2,208,776.70, 3,313,165.05 and 788,879.10

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Solution

The fourth proportional to 2,208,776.70, 3,313,165.05 and 788,879.10 is: 1,183,318.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,776.70 : 3,313,165.05 = 788,879.10 : x
  2. Step 2: Convert to fraction form
    2,208,776.70/3,313,165.05 = 788,879.10/x
  3. Step 3: Cross multiply
    2,208,776.70x = 3,313,165.05 × 788,879.10
  4. Step 4: Simplify right side
    2,208,776.70x = 2,613,686,662,795.45
  5. Step 5: Solve for x
    x = 2,613,686,662,795.45/2,208,776.70
  6. Step 6: Final answer
    x = 1,183,318.65

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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.