Home / 1,998,519.48-2,997,751.41-482,189.76

Finding the Fourth Proportional to 1,998,519.48, 2,997,751.41 and 482,189.76

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Solution

The fourth proportional to 1,998,519.48, 2,997,751.41 and 482,189.76 is: 723,277.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,519.48 : 2,997,751.41 = 482,189.76 : x
  2. Step 2: Convert to fraction form
    1,998,519.48/2,997,751.41 = 482,189.76/x
  3. Step 3: Cross multiply
    1,998,519.48x = 2,997,751.41 × 482,189.76
  4. Step 4: Simplify right side
    1,998,519.48x = 1,445,485,032,927.56
  5. Step 5: Solve for x
    x = 1,445,485,032,927.56/1,998,519.48
  6. Step 6: Final answer
    x = 723,277.93

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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.