Home / 2,705,104.60-3,736,932.78-2,160,525.40

Finding the Fourth Proportional to 2,705,104.60, 3,736,932.78 and 2,160,525.40

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Solution

The fourth proportional to 2,705,104.60, 3,736,932.78 and 2,160,525.40 is: 2,984,630.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705,104.60 : 3,736,932.78 = 2,160,525.40 : x
  2. Step 2: Convert to fraction form
    2,705,104.60/3,736,932.78 = 2,160,525.40/x
  3. Step 3: Cross multiply
    2,705,104.60x = 3,736,932.78 × 2,160,525.40
  4. Step 4: Simplify right side
    2,705,104.60x = 8,073,738,189,282.61
  5. Step 5: Solve for x
    x = 8,073,738,189,282.61/2,705,104.60
  6. Step 6: Final answer
    x = 2,984,630.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.