Home / 5,717,886.40-7,890,940.56-3,425,997.84

Finding the Fourth Proportional to 5,717,886.40, 7,890,940.56 and 3,425,997.84

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Solution

The fourth proportional to 5,717,886.40, 7,890,940.56 and 3,425,997.84 is: 4,728,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717,886.40 : 7,890,940.56 = 3,425,997.84 : x
  2. Step 2: Convert to fraction form
    5,717,886.40/7,890,940.56 = 3,425,997.84/x
  3. Step 3: Cross multiply
    5,717,886.40x = 7,890,940.56 × 3,425,997.84
  4. Step 4: Simplify right side
    5,717,886.40x = 27,034,345,314,128.39
  5. Step 5: Solve for x
    x = 27,034,345,314,128.39/5,717,886.40
  6. Step 6: Final answer
    x = 4,728,031.20

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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.