Home / 2,628,860.40-3,940,374.60-1,030,892.40

Finding the Fourth Proportional to 2,628,860.40, 3,940,374.60 and 1,030,892.40

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Solution

The fourth proportional to 2,628,860.40, 3,940,374.60 and 1,030,892.40 is: 1,545,195.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,860.40 : 3,940,374.60 = 1,030,892.40 : x
  2. Step 2: Convert to fraction form
    2,628,860.40/3,940,374.60 = 1,030,892.40/x
  3. Step 3: Cross multiply
    2,628,860.40x = 3,940,374.60 × 1,030,892.40
  4. Step 4: Simplify right side
    2,628,860.40x = 4,062,102,228,293.04
  5. Step 5: Solve for x
    x = 4,062,102,228,293.04/2,628,860.40
  6. Step 6: Final answer
    x = 1,545,195.11

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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.