Home / 5,455,857.04-8,184,113.52-1,669,372.72

Finding the Fourth Proportional to 5,455,857.04, 8,184,113.52 and 1,669,372.72

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Solution

The fourth proportional to 5,455,857.04, 8,184,113.52 and 1,669,372.72 is: 2,504,159.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455,857.04 : 8,184,113.52 = 1,669,372.72 : x
  2. Step 2: Convert to fraction form
    5,455,857.04/8,184,113.52 = 1,669,372.72/x
  3. Step 3: Cross multiply
    5,455,857.04x = 8,184,113.52 × 1,669,372.72
  4. Step 4: Simplify right side
    5,455,857.04x = 13,662,335,847,671.17
  5. Step 5: Solve for x
    x = 13,662,335,847,671.17/5,455,857.04
  6. Step 6: Final answer
    x = 2,504,159.43

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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.