Home / 1,225,004.73-1,837,387.36-372,083.78

Finding the Fourth Proportional to 1,225,004.73, 1,837,387.36 and 372,083.78

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Solution

The fourth proportional to 1,225,004.73, 1,837,387.36 and 372,083.78 is: 558,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,004.73 : 1,837,387.36 = 372,083.78 : x
  2. Step 2: Convert to fraction form
    1,225,004.73/1,837,387.36 = 372,083.78/x
  3. Step 3: Cross multiply
    1,225,004.73x = 1,837,387.36 × 372,083.78
  4. Step 4: Simplify right side
    1,225,004.73x = 683,662,037,721.85
  5. Step 5: Solve for x
    x = 683,662,037,721.85/1,225,004.73
  6. Step 6: Final answer
    x = 558,089.30

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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.