Home / 1,408,003.68-2,111,306.12-448,334.02

Finding the Fourth Proportional to 1,408,003.68, 2,111,306.12 and 448,334.02

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Solution

The fourth proportional to 1,408,003.68, 2,111,306.12 and 448,334.02 is: 672,278.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,003.68 : 2,111,306.12 = 448,334.02 : x
  2. Step 2: Convert to fraction form
    1,408,003.68/2,111,306.12 = 448,334.02/x
  3. Step 3: Cross multiply
    1,408,003.68x = 2,111,306.12 × 448,334.02
  4. Step 4: Simplify right side
    1,408,003.68x = 946,570,360,230.20
  5. Step 5: Solve for x
    x = 946,570,360,230.20/1,408,003.68
  6. Step 6: Final answer
    x = 672,278.33

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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.