Home / 1,617,097.12-2,425,635.60-419,016.40

Finding the Fourth Proportional to 1,617,097.12, 2,425,635.60 and 419,016.40

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Solution

The fourth proportional to 1,617,097.12, 2,425,635.60 and 419,016.40 is: 628,521.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,097.12 : 2,425,635.60 = 419,016.40 : x
  2. Step 2: Convert to fraction form
    1,617,097.12/2,425,635.60 = 419,016.40/x
  3. Step 3: Cross multiply
    1,617,097.12x = 2,425,635.60 × 419,016.40
  4. Step 4: Simplify right side
    1,617,097.12x = 1,016,381,096,823.84
  5. Step 5: Solve for x
    x = 1,016,381,096,823.84/1,617,097.12
  6. Step 6: Final answer
    x = 628,521.99

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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.