Home / 3,641,967.32-5,026,033.86-1,988,202.62

Finding the Fourth Proportional to 3,641,967.32, 5,026,033.86 and 1,988,202.62

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Solution

The fourth proportional to 3,641,967.32, 5,026,033.86 and 1,988,202.62 is: 2,743,784.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641,967.32 : 5,026,033.86 = 1,988,202.62 : x
  2. Step 2: Convert to fraction form
    3,641,967.32/5,026,033.86 = 1,988,202.62/x
  3. Step 3: Cross multiply
    3,641,967.32x = 5,026,033.86 × 1,988,202.62
  4. Step 4: Simplify right side
    3,641,967.32x = 9,992,773,688,660.72
  5. Step 5: Solve for x
    x = 9,992,773,688,660.72/3,641,967.32
  6. Step 6: Final answer
    x = 2,743,784.56

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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.