Home / 2,648,321.40-3,974,555.70-1,228,553.40

Finding the Fourth Proportional to 2,648,321.40, 3,974,555.70 and 1,228,553.40

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Solution

The fourth proportional to 2,648,321.40, 3,974,555.70 and 1,228,553.40 is: 1,843,792.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,321.40 : 3,974,555.70 = 1,228,553.40 : x
  2. Step 2: Convert to fraction form
    2,648,321.40/3,974,555.70 = 1,228,553.40/x
  3. Step 3: Cross multiply
    2,648,321.40x = 3,974,555.70 × 1,228,553.40
  4. Step 4: Simplify right side
    2,648,321.40x = 4,882,953,918,724.38
  5. Step 5: Solve for x
    x = 4,882,953,918,724.38/2,648,321.40
  6. Step 6: Final answer
    x = 1,843,792.04

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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.