Home / 1,631,450.87-2,252,008.50-1,401,083.09

Finding the Fourth Proportional to 1,631,450.87, 2,252,008.50 and 1,401,083.09

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Solution

The fourth proportional to 1,631,450.87, 2,252,008.50 and 1,401,083.09 is: 1,934,015.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,450.87 : 2,252,008.50 = 1,401,083.09 : x
  2. Step 2: Convert to fraction form
    1,631,450.87/2,252,008.50 = 1,401,083.09/x
  3. Step 3: Cross multiply
    1,631,450.87x = 2,252,008.50 × 1,401,083.09
  4. Step 4: Simplify right side
    1,631,450.87x = 3,155,251,027,886.27
  5. Step 5: Solve for x
    x = 3,155,251,027,886.27/1,631,450.87
  6. Step 6: Final answer
    x = 1,934,015.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.