Home / 1,998,499.03-2,997,720.69-482,169.23

Finding the Fourth Proportional to 1,998,499.03, 2,997,720.69 and 482,169.23

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Solution

The fourth proportional to 1,998,499.03, 2,997,720.69 and 482,169.23 is: 723,247.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,499.03 : 2,997,720.69 = 482,169.23 : x
  2. Step 2: Convert to fraction form
    1,998,499.03/2,997,720.69 = 482,169.23/x
  3. Step 3: Cross multiply
    1,998,499.03x = 2,997,720.69 × 482,169.23
  4. Step 4: Simplify right side
    1,998,499.03x = 1,445,408,676,852.37
  5. Step 5: Solve for x
    x = 1,445,408,676,852.37/1,998,499.03
  6. Step 6: Final answer
    x = 723,247.12

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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.