Home / 3,432,889.60-4,737,609.53-1,904,996.72

Finding the Fourth Proportional to 3,432,889.60, 4,737,609.53 and 1,904,996.72

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Solution

The fourth proportional to 3,432,889.60, 4,737,609.53 and 1,904,996.72 is: 2,629,018.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,889.60 : 4,737,609.53 = 1,904,996.72 : x
  2. Step 2: Convert to fraction form
    3,432,889.60/4,737,609.53 = 1,904,996.72/x
  3. Step 3: Cross multiply
    3,432,889.60x = 4,737,609.53 × 1,904,996.72
  4. Step 4: Simplify right side
    3,432,889.60x = 9,025,130,631,897.26
  5. Step 5: Solve for x
    x = 9,025,130,631,897.26/3,432,889.60
  6. Step 6: Final answer
    x = 2,629,018.61

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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.