Home / 1,892,028.43-2,610,091.12-1,238,366.66

Finding the Fourth Proportional to 1,892,028.43, 2,610,091.12 and 1,238,366.66

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Solution

The fourth proportional to 1,892,028.43, 2,610,091.12 and 1,238,366.66 is: 1,708,351.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,028.43 : 2,610,091.12 = 1,238,366.66 : x
  2. Step 2: Convert to fraction form
    1,892,028.43/2,610,091.12 = 1,238,366.66/x
  3. Step 3: Cross multiply
    1,892,028.43x = 2,610,091.12 × 1,238,366.66
  4. Step 4: Simplify right side
    1,892,028.43x = 3,232,249,825,999.37
  5. Step 5: Solve for x
    x = 3,232,249,825,999.37/1,892,028.43
  6. Step 6: Final answer
    x = 1,708,351.62

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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.