Home / 3,021,287.68-4,169,464.14-1,644,720.58

Finding the Fourth Proportional to 3,021,287.68, 4,169,464.14 and 1,644,720.58

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Solution

The fourth proportional to 3,021,287.68, 4,169,464.14 and 1,644,720.58 is: 2,269,761.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,287.68 : 4,169,464.14 = 1,644,720.58 : x
  2. Step 2: Convert to fraction form
    3,021,287.68/4,169,464.14 = 1,644,720.58/x
  3. Step 3: Cross multiply
    3,021,287.68x = 4,169,464.14 × 1,644,720.58
  4. Step 4: Simplify right side
    3,021,287.68x = 6,857,603,478,630.00
  5. Step 5: Solve for x
    x = 6,857,603,478,630.00/3,021,287.68
  6. Step 6: Final answer
    x = 2,269,761.84

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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.