Home / 2,154,934.84-2,974,160.94-1,296,362.92

Finding the Fourth Proportional to 2,154,934.84, 2,974,160.94 and 1,296,362.92

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Solution

The fourth proportional to 2,154,934.84, 2,974,160.94 and 1,296,362.92 is: 1,789,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,934.84 : 2,974,160.94 = 1,296,362.92 : x
  2. Step 2: Convert to fraction form
    2,154,934.84/2,974,160.94 = 1,296,362.92/x
  3. Step 3: Cross multiply
    2,154,934.84x = 2,974,160.94 × 1,296,362.92
  4. Step 4: Simplify right side
    2,154,934.84x = 3,855,591,960,728.35
  5. Step 5: Solve for x
    x = 3,855,591,960,728.35/2,154,934.84
  6. Step 6: Final answer
    x = 1,789,191.90

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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.