Home / 2,066,883.30-3,100,422.15-646,985.70

Finding the Fourth Proportional to 2,066,883.30, 3,100,422.15 and 646,985.70

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Solution

The fourth proportional to 2,066,883.30, 3,100,422.15 and 646,985.70 is: 970,508.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066,883.30 : 3,100,422.15 = 646,985.70 : x
  2. Step 2: Convert to fraction form
    2,066,883.30/3,100,422.15 = 646,985.70/x
  3. Step 3: Cross multiply
    2,066,883.30x = 3,100,422.15 × 646,985.70
  4. Step 4: Simplify right side
    2,066,883.30x = 2,005,928,795,013.26
  5. Step 5: Solve for x
    x = 2,005,928,795,013.26/2,066,883.30
  6. Step 6: Final answer
    x = 970,508.98

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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.