Home / 1,861,722.84-2,569,187.82-1,045,960.92

Finding the Fourth Proportional to 1,861,722.84, 2,569,187.82 and 1,045,960.92

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Solution

The fourth proportional to 1,861,722.84, 2,569,187.82 and 1,045,960.92 is: 1,443,431.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,722.84 : 2,569,187.82 = 1,045,960.92 : x
  2. Step 2: Convert to fraction form
    1,861,722.84/2,569,187.82 = 1,045,960.92/x
  3. Step 3: Cross multiply
    1,861,722.84x = 2,569,187.82 × 1,045,960.92
  4. Step 4: Simplify right side
    1,861,722.84x = 2,687,270,055,859.99
  5. Step 5: Solve for x
    x = 2,687,270,055,859.99/1,861,722.84
  6. Step 6: Final answer
    x = 1,443,431.86

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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.