Home / 1,998,570.09-2,997,827.45-482,240.37

Finding the Fourth Proportional to 1,998,570.09, 2,997,827.45 and 482,240.37

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Solution

The fourth proportional to 1,998,570.09, 2,997,827.45 and 482,240.37 is: 723,353.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,570.09 : 2,997,827.45 = 482,240.37 : x
  2. Step 2: Convert to fraction form
    1,998,570.09/2,997,827.45 = 482,240.37/x
  3. Step 3: Cross multiply
    1,998,570.09x = 2,997,827.45 × 482,240.37
  4. Step 4: Simplify right side
    1,998,570.09x = 1,445,673,416,272.95
  5. Step 5: Solve for x
    x = 1,445,673,416,272.95/1,998,570.09
  6. Step 6: Final answer
    x = 723,353.87

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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.