Home / 2,028,838.93-3,042,118.32-1,389,863.14

Finding the Fourth Proportional to 2,028,838.93, 3,042,118.32 and 1,389,863.14

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Solution

The fourth proportional to 2,028,838.93, 3,042,118.32 and 1,389,863.14 is: 2,084,013.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,838.93 : 3,042,118.32 = 1,389,863.14 : x
  2. Step 2: Convert to fraction form
    2,028,838.93/3,042,118.32 = 1,389,863.14/x
  3. Step 3: Cross multiply
    2,028,838.93x = 3,042,118.32 × 1,389,863.14
  4. Step 4: Simplify right side
    2,028,838.93x = 4,228,128,120,486.72
  5. Step 5: Solve for x
    x = 4,228,128,120,486.72/2,028,838.93
  6. Step 6: Final answer
    x = 2,084,013.70

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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.