Home / 4,087,654.32-5,640,693.06-2,455,091.64

Finding the Fourth Proportional to 4,087,654.32, 5,640,693.06 and 2,455,091.64

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Solution

The fourth proportional to 4,087,654.32, 5,640,693.06 and 2,455,091.64 is: 3,387,864.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087,654.32 : 5,640,693.06 = 2,455,091.64 : x
  2. Step 2: Convert to fraction form
    4,087,654.32/5,640,693.06 = 2,455,091.64/x
  3. Step 3: Cross multiply
    4,087,654.32x = 5,640,693.06 × 2,455,091.64
  4. Step 4: Simplify right side
    4,087,654.32x = 13,848,418,375,412.02
  5. Step 5: Solve for x
    x = 13,848,418,375,412.02/4,087,654.32
  6. Step 6: Final answer
    x = 3,387,864.36

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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.