Home / 3,785,893.20-5,678,839.80-2,292,901.20

Finding the Fourth Proportional to 3,785,893.20, 5,678,839.80 and 2,292,901.20

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Solution

The fourth proportional to 3,785,893.20, 5,678,839.80 and 2,292,901.20 is: 3,439,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,893.20 : 5,678,839.80 = 2,292,901.20 : x
  2. Step 2: Convert to fraction form
    3,785,893.20/5,678,839.80 = 2,292,901.20/x
  3. Step 3: Cross multiply
    3,785,893.20x = 5,678,839.80 × 2,292,901.20
  4. Step 4: Simplify right side
    3,785,893.20x = 13,021,018,592,027.76
  5. Step 5: Solve for x
    x = 13,021,018,592,027.76/3,785,893.20
  6. Step 6: Final answer
    x = 3,439,351.80

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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.