Home / 2,864,398.76-3,952,791.42-1,575,239.16

Finding the Fourth Proportional to 2,864,398.76, 3,952,791.42 and 1,575,239.16

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Solution

The fourth proportional to 2,864,398.76, 3,952,791.42 and 1,575,239.16 is: 2,173,786.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,398.76 : 3,952,791.42 = 1,575,239.16 : x
  2. Step 2: Convert to fraction form
    2,864,398.76/3,952,791.42 = 1,575,239.16/x
  3. Step 3: Cross multiply
    2,864,398.76x = 3,952,791.42 × 1,575,239.16
  4. Step 4: Simplify right side
    2,864,398.76x = 6,226,591,836,096.01
  5. Step 5: Solve for x
    x = 6,226,591,836,096.01/2,864,398.76
  6. Step 6: Final answer
    x = 2,173,786.67

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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.