Home / 3,118,062.36-4,305,897.56-2,948,241.24

Finding the Fourth Proportional to 3,118,062.36, 4,305,897.56 and 2,948,241.24

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Solution

The fourth proportional to 3,118,062.36, 4,305,897.56 and 2,948,241.24 is: 4,071,382.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,062.36 : 4,305,897.56 = 2,948,241.24 : x
  2. Step 2: Convert to fraction form
    3,118,062.36/4,305,897.56 = 2,948,241.24/x
  3. Step 3: Cross multiply
    3,118,062.36x = 4,305,897.56 × 2,948,241.24
  4. Step 4: Simplify right side
    3,118,062.36x = 12,694,824,761,607.38
  5. Step 5: Solve for x
    x = 12,694,824,761,607.38/3,118,062.36
  6. Step 6: Final answer
    x = 4,071,382.58

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Double scale
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1.5x scale

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.