Home / 3,151,246.20-4,729,202.10-1,259,345.40

Finding the Fourth Proportional to 3,151,246.20, 4,729,202.10 and 1,259,345.40

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Solution

The fourth proportional to 3,151,246.20, 4,729,202.10 and 1,259,345.40 is: 1,889,950.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,246.20 : 4,729,202.10 = 1,259,345.40 : x
  2. Step 2: Convert to fraction form
    3,151,246.20/4,729,202.10 = 1,259,345.40/x
  3. Step 3: Cross multiply
    3,151,246.20x = 4,729,202.10 × 1,259,345.40
  4. Step 4: Simplify right side
    3,151,246.20x = 5,955,698,910,305.34
  5. Step 5: Solve for x
    x = 5,955,698,910,305.34/3,151,246.20
  6. Step 6: Final answer
    x = 1,889,950.37

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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.