Home / 1,085,592.72-1,497,137.40-677,732.34

Finding the Fourth Proportional to 1,085,592.72, 1,497,137.40 and 677,732.34

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Solution

The fourth proportional to 1,085,592.72, 1,497,137.40 and 677,732.34 is: 934,658.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,592.72 : 1,497,137.40 = 677,732.34 : x
  2. Step 2: Convert to fraction form
    1,085,592.72/1,497,137.40 = 677,732.34/x
  3. Step 3: Cross multiply
    1,085,592.72x = 1,497,137.40 × 677,732.34
  4. Step 4: Simplify right side
    1,085,592.72x = 1,014,658,433,403.52
  5. Step 5: Solve for x
    x = 1,014,658,433,403.52/1,085,592.72
  6. Step 6: Final answer
    x = 934,658.47

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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.