Home / 5,440,365.78-8,160,253.52-1,653,553.40

Finding the Fourth Proportional to 5,440,365.78, 8,160,253.52 and 1,653,553.40

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Solution

The fourth proportional to 5,440,365.78, 8,160,253.52 and 1,653,553.40 is: 2,480,240.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440,365.78 : 8,160,253.52 = 1,653,553.40 : x
  2. Step 2: Convert to fraction form
    5,440,365.78/8,160,253.52 = 1,653,553.40/x
  3. Step 3: Cross multiply
    5,440,365.78x = 8,160,253.52 × 1,653,553.40
  4. Step 4: Simplify right side
    5,440,365.78x = 13,493,414,952,857.97
  5. Step 5: Solve for x
    x = 13,493,414,952,857.97/5,440,365.78
  6. Step 6: Final answer
    x = 2,480,240.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.