Home / 2,801,284.90-4,203,239.49-1,380,565.96

Finding the Fourth Proportional to 2,801,284.90, 4,203,239.49 and 1,380,565.96

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Solution

The fourth proportional to 2,801,284.90, 4,203,239.49 and 1,380,565.96 is: 2,071,495.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,284.90 : 4,203,239.49 = 1,380,565.96 : x
  2. Step 2: Convert to fraction form
    2,801,284.90/4,203,239.49 = 1,380,565.96/x
  3. Step 3: Cross multiply
    2,801,284.90x = 4,203,239.49 × 1,380,565.96
  4. Step 4: Simplify right side
    2,801,284.90x = 5,802,849,361,621.76
  5. Step 5: Solve for x
    x = 5,802,849,361,621.76/2,801,284.90
  6. Step 6: Final answer
    x = 2,071,495.61

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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.