Home / 1,956,872.40-2,697,984.16-1,267,325.92

Finding the Fourth Proportional to 1,956,872.40, 2,697,984.16 and 1,267,325.92

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Solution

The fourth proportional to 1,956,872.40, 2,697,984.16 and 1,267,325.92 is: 1,747,290.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,872.40 : 2,697,984.16 = 1,267,325.92 : x
  2. Step 2: Convert to fraction form
    1,956,872.40/2,697,984.16 = 1,267,325.92/x
  3. Step 3: Cross multiply
    1,956,872.40x = 2,697,984.16 × 1,267,325.92
  4. Step 4: Simplify right side
    1,956,872.40x = 3,419,225,257,717.43
  5. Step 5: Solve for x
    x = 3,419,225,257,717.43/1,956,872.40
  6. Step 6: Final answer
    x = 1,747,290.86

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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.