Home / 4,520,639.87-6,781,893.71-1,488,188.04

Finding the Fourth Proportional to 4,520,639.87, 6,781,893.71 and 1,488,188.04

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Solution

The fourth proportional to 4,520,639.87, 6,781,893.71 and 1,488,188.04 is: 2,232,589.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520,639.87 : 6,781,893.71 = 1,488,188.04 : x
  2. Step 2: Convert to fraction form
    4,520,639.87/6,781,893.71 = 1,488,188.04/x
  3. Step 3: Cross multiply
    4,520,639.87x = 6,781,893.71 × 1,488,188.04
  4. Step 4: Simplify right side
    4,520,639.87x = 10,092,733,066,422.82
  5. Step 5: Solve for x
    x = 10,092,733,066,422.82/4,520,639.87
  6. Step 6: Final answer
    x = 2,232,589.49

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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.