Home / 4,087,653.32-5,640,691.68-2,455,090.64

Finding the Fourth Proportional to 4,087,653.32, 5,640,691.68 and 2,455,090.64

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Solution

The fourth proportional to 4,087,653.32, 5,640,691.68 and 2,455,090.64 is: 3,387,862.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087,653.32 : 5,640,691.68 = 2,455,090.64 : x
  2. Step 2: Convert to fraction form
    4,087,653.32/5,640,691.68 = 2,455,090.64/x
  3. Step 3: Cross multiply
    4,087,653.32x = 5,640,691.68 × 2,455,090.64
  4. Step 4: Simplify right side
    4,087,653.32x = 13,848,409,346,693.88
  5. Step 5: Solve for x
    x = 13,848,409,346,693.88/4,087,653.32
  6. Step 6: Final answer
    x = 3,387,862.98

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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.