Home / 1,219,844.40-1,829,766.60-333,380.40

Finding the Fourth Proportional to 1,219,844.40, 1,829,766.60 and 333,380.40

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Solution

The fourth proportional to 1,219,844.40, 1,829,766.60 and 333,380.40 is: 500,070.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,844.40 : 1,829,766.60 = 333,380.40 : x
  2. Step 2: Convert to fraction form
    1,219,844.40/1,829,766.60 = 333,380.40/x
  3. Step 3: Cross multiply
    1,219,844.40x = 1,829,766.60 × 333,380.40
  4. Step 4: Simplify right side
    1,219,844.40x = 610,008,321,014.64
  5. Step 5: Solve for x
    x = 610,008,321,014.64/1,219,844.40
  6. Step 6: Final answer
    x = 500,070.60

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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.