Home / 2,518,368.70-3,777,553.05-2,128,645.30

Finding the Fourth Proportional to 2,518,368.70, 3,777,553.05 and 2,128,645.30

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Solution

The fourth proportional to 2,518,368.70, 3,777,553.05 and 2,128,645.30 is: 3,192,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,368.70 : 3,777,553.05 = 2,128,645.30 : x
  2. Step 2: Convert to fraction form
    2,518,368.70/3,777,553.05 = 2,128,645.30/x
  3. Step 3: Cross multiply
    2,518,368.70x = 3,777,553.05 × 2,128,645.30
  4. Step 4: Simplify right side
    2,518,368.70x = 8,041,070,545,383.16
  5. Step 5: Solve for x
    x = 8,041,070,545,383.16/2,518,368.70
  6. Step 6: Final answer
    x = 3,192,967.95

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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.