Home / 1,408,867-1,944,236.46-805,267.96

Finding the Fourth Proportional to 1,408,867, 1,944,236.46 and 805,267.96

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Solution

The fourth proportional to 1,408,867, 1,944,236.46 and 805,267.96 is: 1,111,269.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,867 : 1,944,236.46 = 805,267.96 : x
  2. Step 2: Convert to fraction form
    1,408,867/1,944,236.46 = 805,267.96/x
  3. Step 3: Cross multiply
    1,408,867x = 1,944,236.46 × 805,267.96
  4. Step 4: Simplify right side
    1,408,867x = 1,565,631,327,901.82
  5. Step 5: Solve for x
    x = 1,565,631,327,901.82/1,408,867
  6. Step 6: Final answer
    x = 1,111,269.78

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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.