Home / 4,945,303.78-7,419,021-1,533,521.78

Finding the Fourth Proportional to 4,945,303.78, 7,419,021 and 1,533,521.78

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Solution

The fourth proportional to 4,945,303.78, 7,419,021 and 1,533,521.78 is: 2,300,613.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945,303.78 : 7,419,021 = 1,533,521.78 : x
  2. Step 2: Convert to fraction form
    4,945,303.78/7,419,021 = 1,533,521.78/x
  3. Step 3: Cross multiply
    4,945,303.78x = 7,419,021 × 1,533,521.78
  4. Step 4: Simplify right side
    4,945,303.78x = 11,377,230,289,777.38
  5. Step 5: Solve for x
    x = 11,377,230,289,777.38/4,945,303.78
  6. Step 6: Final answer
    x = 2,300,613.03

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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.