Home / 2,185,892.19-3,016,525.28-1,219,023.51

Finding the Fourth Proportional to 2,185,892.19, 3,016,525.28 and 1,219,023.51

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Solution

The fourth proportional to 2,185,892.19, 3,016,525.28 and 1,219,023.51 is: 1,682,249.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,892.19 : 3,016,525.28 = 1,219,023.51 : x
  2. Step 2: Convert to fraction form
    2,185,892.19/3,016,525.28 = 1,219,023.51/x
  3. Step 3: Cross multiply
    2,185,892.19x = 3,016,525.28 × 1,219,023.51
  4. Step 4: Simplify right side
    2,185,892.19x = 3,677,215,228,734.22
  5. Step 5: Solve for x
    x = 3,677,215,228,734.22/2,185,892.19
  6. Step 6: Final answer
    x = 1,682,249.13

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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.