Home / 1,917,249.56-2,646,038.73-1,101,451.76

Finding the Fourth Proportional to 1,917,249.56, 2,646,038.73 and 1,101,451.76

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Solution

The fourth proportional to 1,917,249.56, 2,646,038.73 and 1,101,451.76 is: 1,520,138.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,249.56 : 2,646,038.73 = 1,101,451.76 : x
  2. Step 2: Convert to fraction form
    1,917,249.56/2,646,038.73 = 1,101,451.76/x
  3. Step 3: Cross multiply
    1,917,249.56x = 2,646,038.73 × 1,101,451.76
  4. Step 4: Simplify right side
    1,917,249.56x = 2,914,484,016,186.67
  5. Step 5: Solve for x
    x = 2,914,484,016,186.67/1,917,249.56
  6. Step 6: Final answer
    x = 1,520,138.05

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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.