Home / 2,628,998.70-3,943,498.05-2,593,569.30

Finding the Fourth Proportional to 2,628,998.70, 3,943,498.05 and 2,593,569.30

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Solution

The fourth proportional to 2,628,998.70, 3,943,498.05 and 2,593,569.30 is: 3,890,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,998.70 : 3,943,498.05 = 2,593,569.30 : x
  2. Step 2: Convert to fraction form
    2,628,998.70/3,943,498.05 = 2,593,569.30/x
  3. Step 3: Cross multiply
    2,628,998.70x = 3,943,498.05 × 2,593,569.30
  4. Step 4: Simplify right side
    2,628,998.70x = 10,227,735,477,089.86
  5. Step 5: Solve for x
    x = 10,227,735,477,089.86/2,628,998.70
  6. Step 6: Final answer
    x = 3,890,353.95

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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.