Home / 3,247,246.40-4,870,869.60-1,003,380.80

Finding the Fourth Proportional to 3,247,246.40, 4,870,869.60 and 1,003,380.80

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Solution

The fourth proportional to 3,247,246.40, 4,870,869.60 and 1,003,380.80 is: 1,505,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247,246.40 : 4,870,869.60 = 1,003,380.80 : x
  2. Step 2: Convert to fraction form
    3,247,246.40/4,870,869.60 = 1,003,380.80/x
  3. Step 3: Cross multiply
    3,247,246.40x = 4,870,869.60 × 1,003,380.80
  4. Step 4: Simplify right side
    3,247,246.40x = 4,887,337,035,943.68
  5. Step 5: Solve for x
    x = 4,887,337,035,943.68/3,247,246.40
  6. Step 6: Final answer
    x = 1,505,071.20

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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.