Home / 1,225,142.26-1,837,800.96-326,579.38

Finding the Fourth Proportional to 1,225,142.26, 1,837,800.96 and 326,579.38

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Solution

The fourth proportional to 1,225,142.26, 1,837,800.96 and 326,579.38 is: 489,892.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,142.26 : 1,837,800.96 = 326,579.38 : x
  2. Step 2: Convert to fraction form
    1,225,142.26/1,837,800.96 = 326,579.38/x
  3. Step 3: Cross multiply
    1,225,142.26x = 1,837,800.96 × 326,579.38
  4. Step 4: Simplify right side
    1,225,142.26x = 600,187,898,080.21
  5. Step 5: Solve for x
    x = 600,187,898,080.21/1,225,142.26
  6. Step 6: Final answer
    x = 489,892.41

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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.