Home / 2,182,245.60-3,271,813.20-983,186.40

Finding the Fourth Proportional to 2,182,245.60, 3,271,813.20 and 983,186.40

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Solution

The fourth proportional to 2,182,245.60, 3,271,813.20 and 983,186.40 is: 1,474,078.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,245.60 : 3,271,813.20 = 983,186.40 : x
  2. Step 2: Convert to fraction form
    2,182,245.60/3,271,813.20 = 983,186.40/x
  3. Step 3: Cross multiply
    2,182,245.60x = 3,271,813.20 × 983,186.40
  4. Step 4: Simplify right side
    2,182,245.60x = 3,216,802,241,580.48
  5. Step 5: Solve for x
    x = 3,216,802,241,580.48/2,182,245.60
  6. Step 6: Final answer
    x = 1,474,078.92

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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.