Home / 1,216,765.85-1,833,362.88-1,008,175.26

Finding the Fourth Proportional to 1,216,765.85, 1,833,362.88 and 1,008,175.26

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Solution

The fourth proportional to 1,216,765.85, 1,833,362.88 and 1,008,175.26 is: 1,519,068.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,765.85 : 1,833,362.88 = 1,008,175.26 : x
  2. Step 2: Convert to fraction form
    1,216,765.85/1,833,362.88 = 1,008,175.26/x
  3. Step 3: Cross multiply
    1,216,765.85x = 1,833,362.88 × 1,008,175.26
  4. Step 4: Simplify right side
    1,216,765.85x = 1,848,351,098,218.35
  5. Step 5: Solve for x
    x = 1,848,351,098,218.35/1,216,765.85
  6. Step 6: Final answer
    x = 1,519,068.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.