Home / 3,730,397.58-5,147,948.91-2,120,765.58

Finding the Fourth Proportional to 3,730,397.58, 5,147,948.91 and 2,120,765.58

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Solution

The fourth proportional to 3,730,397.58, 5,147,948.91 and 2,120,765.58 is: 2,926,656.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730,397.58 : 5,147,948.91 = 2,120,765.58 : x
  2. Step 2: Convert to fraction form
    3,730,397.58/5,147,948.91 = 2,120,765.58/x
  3. Step 3: Cross multiply
    3,730,397.58x = 5,147,948.91 × 2,120,765.58
  4. Step 4: Simplify right side
    3,730,397.58x = 10,917,592,855,926.52
  5. Step 5: Solve for x
    x = 10,917,592,855,926.52/3,730,397.58
  6. Step 6: Final answer
    x = 2,926,656.64

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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.