Home / 1,213,747.53-1,820,856.18-465,735.37

Finding the Fourth Proportional to 1,213,747.53, 1,820,856.18 and 465,735.37

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Solution

The fourth proportional to 1,213,747.53, 1,820,856.18 and 465,735.37 is: 698,693.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,747.53 : 1,820,856.18 = 465,735.37 : x
  2. Step 2: Convert to fraction form
    1,213,747.53/1,820,856.18 = 465,735.37/x
  3. Step 3: Cross multiply
    1,213,747.53x = 1,820,856.18 × 465,735.37
  4. Step 4: Simplify right side
    1,213,747.53x = 848,037,124,380.41
  5. Step 5: Solve for x
    x = 848,037,124,380.41/1,213,747.53
  6. Step 6: Final answer
    x = 698,693.18

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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.