Home / 4,687,563.21-7,032,018.60-1,449,353.43

Finding the Fourth Proportional to 4,687,563.21, 7,032,018.60 and 1,449,353.43

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Solution

The fourth proportional to 4,687,563.21, 7,032,018.60 and 1,449,353.43 is: 2,174,238.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687,563.21 : 7,032,018.60 = 1,449,353.43 : x
  2. Step 2: Convert to fraction form
    4,687,563.21/7,032,018.60 = 1,449,353.43/x
  3. Step 3: Cross multiply
    4,687,563.21x = 7,032,018.60 × 1,449,353.43
  4. Step 4: Simplify right side
    4,687,563.21x = 10,191,880,277,733.80
  5. Step 5: Solve for x
    x = 10,191,880,277,733.80/4,687,563.21
  6. Step 6: Final answer
    x = 2,174,238.47

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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.