Home / 3,668,661.64-5,478,287.38-2,996,077.13

Finding the Fourth Proportional to 3,668,661.64, 5,478,287.38 and 2,996,077.13

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Solution

The fourth proportional to 3,668,661.64, 5,478,287.38 and 2,996,077.13 is: 4,473,939.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668,661.64 : 5,478,287.38 = 2,996,077.13 : x
  2. Step 2: Convert to fraction form
    3,668,661.64/5,478,287.38 = 2,996,077.13/x
  3. Step 3: Cross multiply
    3,668,661.64x = 5,478,287.38 × 2,996,077.13
  4. Step 4: Simplify right side
    3,668,661.64x = 16,413,371,550,814.43
  5. Step 5: Solve for x
    x = 16,413,371,550,814.43/3,668,661.64
  6. Step 6: Final answer
    x = 4,473,939.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.