Home / 1,900,625.75-2,622,928.79-1,041,185.78

Finding the Fourth Proportional to 1,900,625.75, 2,622,928.79 and 1,041,185.78

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Solution

The fourth proportional to 1,900,625.75, 2,622,928.79 and 1,041,185.78 is: 1,436,872.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,625.75 : 2,622,928.79 = 1,041,185.78 : x
  2. Step 2: Convert to fraction form
    1,900,625.75/2,622,928.79 = 1,041,185.78/x
  3. Step 3: Cross multiply
    1,900,625.75x = 2,622,928.79 × 1,041,185.78
  4. Step 4: Simplify right side
    1,900,625.75x = 2,730,956,139,780.03
  5. Step 5: Solve for x
    x = 2,730,956,139,780.03/1,900,625.75
  6. Step 6: Final answer
    x = 1,436,872.12

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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.