Home / 1,531,928-2,297,892-409,967.84

Finding the Fourth Proportional to 1,531,928, 2,297,892 and 409,967.84

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Solution

The fourth proportional to 1,531,928, 2,297,892 and 409,967.84 is: 614,951.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,928 : 2,297,892 = 409,967.84 : x
  2. Step 2: Convert to fraction form
    1,531,928/2,297,892 = 409,967.84/x
  3. Step 3: Cross multiply
    1,531,928x = 2,297,892 × 409,967.84
  4. Step 4: Simplify right side
    1,531,928x = 942,061,819,793.28
  5. Step 5: Solve for x
    x = 942,061,819,793.28/1,531,928
  6. Step 6: Final answer
    x = 614,951.76

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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.