Home / 3,922,287.13-5,411,199.77-2,268,128.59

Finding the Fourth Proportional to 3,922,287.13, 5,411,199.77 and 2,268,128.59

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Solution

The fourth proportional to 3,922,287.13, 5,411,199.77 and 2,268,128.59 is: 3,129,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922,287.13 : 5,411,199.77 = 2,268,128.59 : x
  2. Step 2: Convert to fraction form
    3,922,287.13/5,411,199.77 = 2,268,128.59/x
  3. Step 3: Cross multiply
    3,922,287.13x = 5,411,199.77 × 2,268,128.59
  4. Step 4: Simplify right side
    3,922,287.13x = 12,273,296,893,197.78
  5. Step 5: Solve for x
    x = 12,273,296,893,197.78/3,922,287.13
  6. Step 6: Final answer
    x = 3,129,117.40

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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.