Home / 3,042,686.40-4,199,188.88-1,684,559.40

Finding the Fourth Proportional to 3,042,686.40, 4,199,188.88 and 1,684,559.40

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Solution

The fourth proportional to 3,042,686.40, 4,199,188.88 and 1,684,559.40 is: 2,324,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,686.40 : 4,199,188.88 = 1,684,559.40 : x
  2. Step 2: Convert to fraction form
    3,042,686.40/4,199,188.88 = 1,684,559.40/x
  3. Step 3: Cross multiply
    3,042,686.40x = 4,199,188.88 × 1,684,559.40
  4. Step 4: Simplify right side
    3,042,686.40x = 7,073,783,100,179.47
  5. Step 5: Solve for x
    x = 7,073,783,100,179.47/3,042,686.40
  6. Step 6: Final answer
    x = 2,324,847.90

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1.5x scale

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.