Home / 2,813,243.74-4,219,865.66-683,313.51

Finding the Fourth Proportional to 2,813,243.74, 4,219,865.66 and 683,313.51

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Solution

The fourth proportional to 2,813,243.74, 4,219,865.66 and 683,313.51 is: 1,024,970.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,243.74 : 4,219,865.66 = 683,313.51 : x
  2. Step 2: Convert to fraction form
    2,813,243.74/4,219,865.66 = 683,313.51/x
  3. Step 3: Cross multiply
    2,813,243.74x = 4,219,865.66 × 683,313.51
  4. Step 4: Simplify right side
    2,813,243.74x = 2,883,491,215,863.07
  5. Step 5: Solve for x
    x = 2,883,491,215,863.07/2,813,243.74
  6. Step 6: Final answer
    x = 1,024,970.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.