Home / 1,916,933.39-2,645,325.46-1,057,493.42

Finding the Fourth Proportional to 1,916,933.39, 2,645,325.46 and 1,057,493.42

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Solution

The fourth proportional to 1,916,933.39, 2,645,325.46 and 1,057,493.42 is: 1,459,317.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,933.39 : 2,645,325.46 = 1,057,493.42 : x
  2. Step 2: Convert to fraction form
    1,916,933.39/2,645,325.46 = 1,057,493.42/x
  3. Step 3: Cross multiply
    1,916,933.39x = 2,645,325.46 × 1,057,493.42
  4. Step 4: Simplify right side
    1,916,933.39x = 2,797,414,267,708.47
  5. Step 5: Solve for x
    x = 2,797,414,267,708.47/1,916,933.39
  6. Step 6: Final answer
    x = 1,459,317.41

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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.