Home / 2,213,811.60-3,320,717.40-1,318,016.40

Finding the Fourth Proportional to 2,213,811.60, 3,320,717.40 and 1,318,016.40

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Solution

The fourth proportional to 2,213,811.60, 3,320,717.40 and 1,318,016.40 is: 1,977,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,811.60 : 3,320,717.40 = 1,318,016.40 : x
  2. Step 2: Convert to fraction form
    2,213,811.60/3,320,717.40 = 1,318,016.40/x
  3. Step 3: Cross multiply
    2,213,811.60x = 3,320,717.40 × 1,318,016.40
  4. Step 4: Simplify right side
    2,213,811.60x = 4,376,759,992,965.36
  5. Step 5: Solve for x
    x = 4,376,759,992,965.36/2,213,811.60
  6. Step 6: Final answer
    x = 1,977,024.60

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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.