Home / 1,174,441.28-1,620,701.38-691,037.73

Finding the Fourth Proportional to 1,174,441.28, 1,620,701.38 and 691,037.73

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Solution

The fourth proportional to 1,174,441.28, 1,620,701.38 and 691,037.73 is: 953,615.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,441.28 : 1,620,701.38 = 691,037.73 : x
  2. Step 2: Convert to fraction form
    1,174,441.28/1,620,701.38 = 691,037.73/x
  3. Step 3: Cross multiply
    1,174,441.28x = 1,620,701.38 × 691,037.73
  4. Step 4: Simplify right side
    1,174,441.28x = 1,119,965,802,643.07
  5. Step 5: Solve for x
    x = 1,119,965,802,643.07/1,174,441.28
  6. Step 6: Final answer
    x = 953,615.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.