Home / 4,353,043.73-6,529,580.78-1,320,435.72

Finding the Fourth Proportional to 4,353,043.73, 6,529,580.78 and 1,320,435.72

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Solution

The fourth proportional to 4,353,043.73, 6,529,580.78 and 1,320,435.72 is: 1,980,658.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,353,043.73 : 6,529,580.78 = 1,320,435.72 : x
  2. Step 2: Convert to fraction form
    4,353,043.73/6,529,580.78 = 1,320,435.72/x
  3. Step 3: Cross multiply
    4,353,043.73x = 6,529,580.78 × 1,320,435.72
  4. Step 4: Simplify right side
    4,353,043.73x = 8,621,891,691,935.28
  5. Step 5: Solve for x
    x = 8,621,891,691,935.28/4,353,043.73
  6. Step 6: Final answer
    x = 1,980,658.19

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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.