Home / 3,290,515.20-4,933,779.93-2,151,903.06

Finding the Fourth Proportional to 3,290,515.20, 4,933,779.93 and 2,151,903.06

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Solution

The fourth proportional to 3,290,515.20, 4,933,779.93 and 2,151,903.06 is: 3,226,551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,515.20 : 4,933,779.93 = 2,151,903.06 : x
  2. Step 2: Convert to fraction form
    3,290,515.20/4,933,779.93 = 2,151,903.06/x
  3. Step 3: Cross multiply
    3,290,515.20x = 4,933,779.93 × 2,151,903.06
  4. Step 4: Simplify right side
    3,290,515.20x = 10,617,016,128,733.59
  5. Step 5: Solve for x
    x = 10,617,016,128,733.59/3,290,515.20
  6. Step 6: Final answer
    x = 3,226,551.31

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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.