Home / 2,297,735.80-3,168,811.20-1,438,374.40

Finding the Fourth Proportional to 2,297,735.80, 3,168,811.20 and 1,438,374.40

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Solution

The fourth proportional to 2,297,735.80, 3,168,811.20 and 1,438,374.40 is: 1,983,664.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297,735.80 : 3,168,811.20 = 1,438,374.40 : x
  2. Step 2: Convert to fraction form
    2,297,735.80/3,168,811.20 = 1,438,374.40/x
  3. Step 3: Cross multiply
    2,297,735.80x = 3,168,811.20 × 1,438,374.40
  4. Step 4: Simplify right side
    2,297,735.80x = 4,557,936,908,513.28
  5. Step 5: Solve for x
    x = 4,557,936,908,513.28/2,297,735.80
  6. Step 6: Final answer
    x = 1,983,664.49

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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.