Home / 3,369,021-5,050,498.86-1,238,649.72

Finding the Fourth Proportional to 3,369,021, 5,050,498.86 and 1,238,649.72

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Solution

The fourth proportional to 3,369,021, 5,050,498.86 and 1,238,649.72 is: 1,856,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369,021 : 5,050,498.86 = 1,238,649.72 : x
  2. Step 2: Convert to fraction form
    3,369,021/5,050,498.86 = 1,238,649.72/x
  3. Step 3: Cross multiply
    3,369,021x = 5,050,498.86 × 1,238,649.72
  4. Step 4: Simplify right side
    3,369,021x = 6,255,798,998,799.32
  5. Step 5: Solve for x
    x = 6,255,798,998,799.32/3,369,021
  6. Step 6: Final answer
    x = 1,856,859.60

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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.