Home / 2,118,046.60-3,177,069.90-1,943,864.20

Finding the Fourth Proportional to 2,118,046.60, 3,177,069.90 and 1,943,864.20

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Solution

The fourth proportional to 2,118,046.60, 3,177,069.90 and 1,943,864.20 is: 2,915,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,046.60 : 3,177,069.90 = 1,943,864.20 : x
  2. Step 2: Convert to fraction form
    2,118,046.60/3,177,069.90 = 1,943,864.20/x
  3. Step 3: Cross multiply
    2,118,046.60x = 3,177,069.90 × 1,943,864.20
  4. Step 4: Simplify right side
    2,118,046.60x = 6,175,792,439,507.58
  5. Step 5: Solve for x
    x = 6,175,792,439,507.58/2,118,046.60
  6. Step 6: Final answer
    x = 2,915,796.30

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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.