Home / 4,488,520.74-6,733,726.81-1,455,650.11

Finding the Fourth Proportional to 4,488,520.74, 6,733,726.81 and 1,455,650.11

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Solution

The fourth proportional to 4,488,520.74, 6,733,726.81 and 1,455,650.11 is: 2,183,781.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488,520.74 : 6,733,726.81 = 1,455,650.11 : x
  2. Step 2: Convert to fraction form
    4,488,520.74/6,733,726.81 = 1,455,650.11/x
  3. Step 3: Cross multiply
    4,488,520.74x = 6,733,726.81 × 1,455,650.11
  4. Step 4: Simplify right side
    4,488,520.74x = 9,801,950,171,686.45
  5. Step 5: Solve for x
    x = 9,801,950,171,686.45/4,488,520.74
  6. Step 6: Final answer
    x = 2,183,781.86

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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.