Home / 3,854,065.69-5,316,202.60-2,479,199.93

Finding the Fourth Proportional to 3,854,065.69, 5,316,202.60 and 2,479,199.93

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Solution

The fourth proportional to 3,854,065.69, 5,316,202.60 and 2,479,199.93 is: 3,419,746.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,065.69 : 5,316,202.60 = 2,479,199.93 : x
  2. Step 2: Convert to fraction form
    3,854,065.69/5,316,202.60 = 2,479,199.93/x
  3. Step 3: Cross multiply
    3,854,065.69x = 5,316,202.60 × 2,479,199.93
  4. Step 4: Simplify right side
    3,854,065.69x = 13,179,929,113,785.82
  5. Step 5: Solve for x
    x = 13,179,929,113,785.82/3,854,065.69
  6. Step 6: Final answer
    x = 3,419,746.88

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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.