Home / 2,589,722.80-3,884,584.20-2,539,956.40

Finding the Fourth Proportional to 2,589,722.80, 3,884,584.20 and 2,539,956.40

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Solution

The fourth proportional to 2,589,722.80, 3,884,584.20 and 2,539,956.40 is: 3,809,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,722.80 : 3,884,584.20 = 2,539,956.40 : x
  2. Step 2: Convert to fraction form
    2,589,722.80/3,884,584.20 = 2,539,956.40/x
  3. Step 3: Cross multiply
    2,589,722.80x = 3,884,584.20 × 2,539,956.40
  4. Step 4: Simplify right side
    2,589,722.80x = 9,866,674,500,128.88
  5. Step 5: Solve for x
    x = 9,866,674,500,128.88/2,589,722.80
  6. Step 6: Final answer
    x = 3,809,934.60

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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.