Home / 1,127,958.32-1,692,037.22-318,349.96

Finding the Fourth Proportional to 1,127,958.32, 1,692,037.22 and 318,349.96

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Solution

The fourth proportional to 1,127,958.32, 1,692,037.22 and 318,349.96 is: 477,553.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,958.32 : 1,692,037.22 = 318,349.96 : x
  2. Step 2: Convert to fraction form
    1,127,958.32/1,692,037.22 = 318,349.96/x
  3. Step 3: Cross multiply
    1,127,958.32x = 1,692,037.22 × 318,349.96
  4. Step 4: Simplify right side
    1,127,958.32x = 538,659,975,483.67
  5. Step 5: Solve for x
    x = 538,659,975,483.67/1,127,958.32
  6. Step 6: Final answer
    x = 477,553.08

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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.