Home / 2,057,935.15-3,087,019.37-638,193.07

Finding the Fourth Proportional to 2,057,935.15, 3,087,019.37 and 638,193.07

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Solution

The fourth proportional to 2,057,935.15, 3,087,019.37 and 638,193.07 is: 957,325.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,935.15 : 3,087,019.37 = 638,193.07 : x
  2. Step 2: Convert to fraction form
    2,057,935.15/3,087,019.37 = 638,193.07/x
  3. Step 3: Cross multiply
    2,057,935.15x = 3,087,019.37 × 638,193.07
  4. Step 4: Simplify right side
    2,057,935.15x = 1,970,114,365,698.80
  5. Step 5: Solve for x
    x = 1,970,114,365,698.80/2,057,935.15
  6. Step 6: Final answer
    x = 957,325.78

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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.