Home / 1,617,095.60-2,425,650.60-418,932.80

Finding the Fourth Proportional to 1,617,095.60, 2,425,650.60 and 418,932.80

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Solution

The fourth proportional to 1,617,095.60, 2,425,650.60 and 418,932.80 is: 628,401.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,095.60 : 2,425,650.60 = 418,932.80 : x
  2. Step 2: Convert to fraction form
    1,617,095.60/2,425,650.60 = 418,932.80/x
  3. Step 3: Cross multiply
    1,617,095.60x = 2,425,650.60 × 418,932.80
  4. Step 4: Simplify right side
    1,617,095.60x = 1,016,184,597,679.68
  5. Step 5: Solve for x
    x = 1,016,184,597,679.68/1,617,095.60
  6. Step 6: Final answer
    x = 628,401.07

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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.