Home / 4,253,913.76-6,379,004.40-1,557,540.40

Finding the Fourth Proportional to 4,253,913.76, 6,379,004.40 and 1,557,540.40

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Solution

The fourth proportional to 4,253,913.76, 6,379,004.40 and 1,557,540.40 is: 2,335,627.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253,913.76 : 6,379,004.40 = 1,557,540.40 : x
  2. Step 2: Convert to fraction form
    4,253,913.76/6,379,004.40 = 1,557,540.40/x
  3. Step 3: Cross multiply
    4,253,913.76x = 6,379,004.40 × 1,557,540.40
  4. Step 4: Simplify right side
    4,253,913.76x = 9,935,557,064,777.76
  5. Step 5: Solve for x
    x = 9,935,557,064,777.76/4,253,913.76
  6. Step 6: Final answer
    x = 2,335,627.29

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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.