Home / 2,318,856.48-3,200,022.36-1,300,261.68

Finding the Fourth Proportional to 2,318,856.48, 3,200,022.36 and 1,300,261.68

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Solution

The fourth proportional to 2,318,856.48, 3,200,022.36 and 1,300,261.68 is: 1,794,361.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,856.48 : 3,200,022.36 = 1,300,261.68 : x
  2. Step 2: Convert to fraction form
    2,318,856.48/3,200,022.36 = 1,300,261.68/x
  3. Step 3: Cross multiply
    2,318,856.48x = 3,200,022.36 × 1,300,261.68
  4. Step 4: Simplify right side
    2,318,856.48x = 4,160,866,449,851.16
  5. Step 5: Solve for x
    x = 4,160,866,449,851.16/2,318,856.48
  6. Step 6: Final answer
    x = 1,794,361.35

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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.