Home / 3,221,939.72-4,835,012.18-1,201,799.64

Finding the Fourth Proportional to 3,221,939.72, 4,835,012.18 and 1,201,799.64

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Solution

The fourth proportional to 3,221,939.72, 4,835,012.18 and 1,201,799.64 is: 1,803,483.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,939.72 : 4,835,012.18 = 1,201,799.64 : x
  2. Step 2: Convert to fraction form
    3,221,939.72/4,835,012.18 = 1,201,799.64/x
  3. Step 3: Cross multiply
    3,221,939.72x = 4,835,012.18 × 1,201,799.64
  4. Step 4: Simplify right side
    3,221,939.72x = 5,810,715,897,319.61
  5. Step 5: Solve for x
    x = 5,810,715,897,319.61/3,221,939.72
  6. Step 6: Final answer
    x = 1,803,483.74

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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.