Home / 4,815,162.48-7,220,644-1,821,246.96

Finding the Fourth Proportional to 4,815,162.48, 7,220,644 and 1,821,246.96

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Solution

The fourth proportional to 4,815,162.48, 7,220,644 and 1,821,246.96 is: 2,731,076.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,162.48 : 7,220,644 = 1,821,246.96 : x
  2. Step 2: Convert to fraction form
    4,815,162.48/7,220,644 = 1,821,246.96/x
  3. Step 3: Cross multiply
    4,815,162.48x = 7,220,644 × 1,821,246.96
  4. Step 4: Simplify right side
    4,815,162.48x = 13,150,575,934,242.24
  5. Step 5: Solve for x
    x = 13,150,575,934,242.24/4,815,162.48
  6. Step 6: Final answer
    x = 2,731,076.26

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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.