Home / 1,408,066.97-2,112,248.07-397,180.89

Finding the Fourth Proportional to 1,408,066.97, 2,112,248.07 and 397,180.89

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Solution

The fourth proportional to 1,408,066.97, 2,112,248.07 and 397,180.89 is: 595,812.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,066.97 : 2,112,248.07 = 397,180.89 : x
  2. Step 2: Convert to fraction form
    1,408,066.97/2,112,248.07 = 397,180.89/x
  3. Step 3: Cross multiply
    1,408,066.97x = 2,112,248.07 × 397,180.89
  4. Step 4: Simplify right side
    1,408,066.97x = 838,944,568,343.38
  5. Step 5: Solve for x
    x = 838,944,568,343.38/1,408,066.97
  6. Step 6: Final answer
    x = 595,812.98

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1.5x scale

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.