Home / 1,301,245.84-1,795,775.38-720,468.97

Finding the Fourth Proportional to 1,301,245.84, 1,795,775.38 and 720,468.97

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Solution

The fourth proportional to 1,301,245.84, 1,795,775.38 and 720,468.97 is: 994,278.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,245.84 : 1,795,775.38 = 720,468.97 : x
  2. Step 2: Convert to fraction form
    1,301,245.84/1,795,775.38 = 720,468.97/x
  3. Step 3: Cross multiply
    1,301,245.84x = 1,795,775.38 × 720,468.97
  4. Step 4: Simplify right side
    1,301,245.84x = 1,293,800,438,379.96
  5. Step 5: Solve for x
    x = 1,293,800,438,379.96/1,301,245.84
  6. Step 6: Final answer
    x = 994,278.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.