Home / 3,876,119.30-5,809,897.20-1,600,389.02

Finding the Fourth Proportional to 3,876,119.30, 5,809,897.20 and 1,600,389.02

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Solution

The fourth proportional to 3,876,119.30, 5,809,897.20 and 1,600,389.02 is: 2,398,815.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,119.30 : 5,809,897.20 = 1,600,389.02 : x
  2. Step 2: Convert to fraction form
    3,876,119.30/5,809,897.20 = 1,600,389.02/x
  3. Step 3: Cross multiply
    3,876,119.30x = 5,809,897.20 × 1,600,389.02
  4. Step 4: Simplify right side
    3,876,119.30x = 9,298,095,686,208.74
  5. Step 5: Solve for x
    x = 9,298,095,686,208.74/3,876,119.30
  6. Step 6: Final answer
    x = 2,398,815.66

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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.