Home / 2,207,602.80-3,308,779.80-1,981,904.40

Finding the Fourth Proportional to 2,207,602.80, 3,308,779.80 and 1,981,904.40

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Solution

The fourth proportional to 2,207,602.80, 3,308,779.80 and 1,981,904.40 is: 2,970,500.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,602.80 : 3,308,779.80 = 1,981,904.40 : x
  2. Step 2: Convert to fraction form
    2,207,602.80/3,308,779.80 = 1,981,904.40/x
  3. Step 3: Cross multiply
    2,207,602.80x = 3,308,779.80 × 1,981,904.40
  4. Step 4: Simplify right side
    2,207,602.80x = 6,557,685,244,251.12
  5. Step 5: Solve for x
    x = 6,557,685,244,251.12/2,207,602.80
  6. Step 6: Final answer
    x = 2,970,500.51

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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.