Home / 4,878,619.70-6,732,313.53-2,813,721.71

Finding the Fourth Proportional to 4,878,619.70, 6,732,313.53 and 2,813,721.71

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Solution

The fourth proportional to 4,878,619.70, 6,732,313.53 and 2,813,721.71 is: 3,882,831.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878,619.70 : 6,732,313.53 = 2,813,721.71 : x
  2. Step 2: Convert to fraction form
    4,878,619.70/6,732,313.53 = 2,813,721.71/x
  3. Step 3: Cross multiply
    4,878,619.70x = 6,732,313.53 × 2,813,721.71
  4. Step 4: Simplify right side
    4,878,619.70x = 18,942,856,737,887.74
  5. Step 5: Solve for x
    x = 18,942,856,737,887.74/4,878,619.70
  6. Step 6: Final answer
    x = 3,882,831.19

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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.