Home / 1,543,196.64-2,313,949.30-477,942.96

Finding the Fourth Proportional to 1,543,196.64, 2,313,949.30 and 477,942.96

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Solution

The fourth proportional to 1,543,196.64, 2,313,949.30 and 477,942.96 is: 716,652.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,196.64 : 2,313,949.30 = 477,942.96 : x
  2. Step 2: Convert to fraction form
    1,543,196.64/2,313,949.30 = 477,942.96/x
  3. Step 3: Cross multiply
    1,543,196.64x = 2,313,949.30 × 477,942.96
  4. Step 4: Simplify right side
    1,543,196.64x = 1,105,935,777,731.93
  5. Step 5: Solve for x
    x = 1,105,935,777,731.93/1,543,196.64
  6. Step 6: Final answer
    x = 716,652.53

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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.