Home / 1,233,883.78-1,850,137.95-380,713.24

Finding the Fourth Proportional to 1,233,883.78, 1,850,137.95 and 380,713.24

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Solution

The fourth proportional to 1,233,883.78, 1,850,137.95 and 380,713.24 is: 570,857.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,883.78 : 1,850,137.95 = 380,713.24 : x
  2. Step 2: Convert to fraction form
    1,233,883.78/1,850,137.95 = 380,713.24/x
  3. Step 3: Cross multiply
    1,233,883.78x = 1,850,137.95 × 380,713.24
  4. Step 4: Simplify right side
    1,233,883.78x = 704,372,013,391.46
  5. Step 5: Solve for x
    x = 704,372,013,391.46/1,233,883.78
  6. Step 6: Final answer
    x = 570,857.66

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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.