Home / 2,586,238.57-3,569,119.94-1,440,318.92

Finding the Fourth Proportional to 2,586,238.57, 3,569,119.94 and 1,440,318.92

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Solution

The fourth proportional to 2,586,238.57, 3,569,119.94 and 1,440,318.92 is: 1,987,701.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,238.57 : 3,569,119.94 = 1,440,318.92 : x
  2. Step 2: Convert to fraction form
    2,586,238.57/3,569,119.94 = 1,440,318.92/x
  3. Step 3: Cross multiply
    2,586,238.57x = 3,569,119.94 × 1,440,318.92
  4. Step 4: Simplify right side
    2,586,238.57x = 5,140,670,963,086.46
  5. Step 5: Solve for x
    x = 5,140,670,963,086.46/2,586,238.57
  6. Step 6: Final answer
    x = 1,987,701.76

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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.