Home / 2,727,987.57-4,091,980.64-930,870.90

Finding the Fourth Proportional to 2,727,987.57, 4,091,980.64 and 930,870.90

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Solution

The fourth proportional to 2,727,987.57, 4,091,980.64 and 930,870.90 is: 1,396,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727,987.57 : 4,091,980.64 = 930,870.90 : x
  2. Step 2: Convert to fraction form
    2,727,987.57/4,091,980.64 = 930,870.90/x
  3. Step 3: Cross multiply
    2,727,987.57x = 4,091,980.64 × 930,870.90
  4. Step 4: Simplify right side
    2,727,987.57x = 3,809,105,696,485.02
  5. Step 5: Solve for x
    x = 3,809,105,696,485.02/2,727,987.57
  6. Step 6: Final answer
    x = 1,396,306.10

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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.