Home / 1,225,263.17-1,837,982.54-326,700.20

Finding the Fourth Proportional to 1,225,263.17, 1,837,982.54 and 326,700.20

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Solution

The fourth proportional to 1,225,263.17, 1,837,982.54 and 326,700.20 is: 490,073.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,263.17 : 1,837,982.54 = 326,700.20 : x
  2. Step 2: Convert to fraction form
    1,225,263.17/1,837,982.54 = 326,700.20/x
  3. Step 3: Cross multiply
    1,225,263.17x = 1,837,982.54 × 326,700.20
  4. Step 4: Simplify right side
    1,225,263.17x = 600,469,266,375.96
  5. Step 5: Solve for x
    x = 600,469,266,375.96/1,225,263.17
  6. Step 6: Final answer
    x = 490,073.71

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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.