Home / 1,844,917.69-2,545,990.51-1,029,174.20

Finding the Fourth Proportional to 1,844,917.69, 2,545,990.51 and 1,029,174.20

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Solution

The fourth proportional to 1,844,917.69, 2,545,990.51 and 1,029,174.20 is: 1,420,262.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,917.69 : 2,545,990.51 = 1,029,174.20 : x
  2. Step 2: Convert to fraction form
    1,844,917.69/2,545,990.51 = 1,029,174.20/x
  3. Step 3: Cross multiply
    1,844,917.69x = 2,545,990.51 × 1,029,174.20
  4. Step 4: Simplify right side
    1,844,917.69x = 2,620,267,750,128.88
  5. Step 5: Solve for x
    x = 2,620,267,750,128.88/1,844,917.69
  6. Step 6: Final answer
    x = 1,420,262.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.