Home / 1,418,960.05-1,958,103.68-807,026.51

Finding the Fourth Proportional to 1,418,960.05, 1,958,103.68 and 807,026.51

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Solution

The fourth proportional to 1,418,960.05, 1,958,103.68 and 807,026.51 is: 1,113,661.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,960.05 : 1,958,103.68 = 807,026.51 : x
  2. Step 2: Convert to fraction form
    1,418,960.05/1,958,103.68 = 807,026.51/x
  3. Step 3: Cross multiply
    1,418,960.05x = 1,958,103.68 × 807,026.51
  4. Step 4: Simplify right side
    1,418,960.05x = 1,580,241,579,088.56
  5. Step 5: Solve for x
    x = 1,580,241,579,088.56/1,418,960.05
  6. Step 6: Final answer
    x = 1,113,661.78

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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.