Home / 3,314,647.58-4,972,078.30-918,515.30

Finding the Fourth Proportional to 3,314,647.58, 4,972,078.30 and 918,515.30

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Solution

The fourth proportional to 3,314,647.58, 4,972,078.30 and 918,515.30 is: 1,377,802.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314,647.58 : 4,972,078.30 = 918,515.30 : x
  2. Step 2: Convert to fraction form
    3,314,647.58/4,972,078.30 = 918,515.30/x
  3. Step 3: Cross multiply
    3,314,647.58x = 4,972,078.30 × 918,515.30
  4. Step 4: Simplify right side
    3,314,647.58x = 4,566,930,001,481.90
  5. Step 5: Solve for x
    x = 4,566,930,001,481.90/3,314,647.58
  6. Step 6: Final answer
    x = 1,377,802.58

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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.