Home / 1,186,674.28-1,637,576.82-696,635.98

Finding the Fourth Proportional to 1,186,674.28, 1,637,576.82 and 696,635.98

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Solution

The fourth proportional to 1,186,674.28, 1,637,576.82 and 696,635.98 is: 961,337.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,674.28 : 1,637,576.82 = 696,635.98 : x
  2. Step 2: Convert to fraction form
    1,186,674.28/1,637,576.82 = 696,635.98/x
  3. Step 3: Cross multiply
    1,186,674.28x = 1,637,576.82 × 696,635.98
  4. Step 4: Simplify right side
    1,186,674.28x = 1,140,794,928,732.04
  5. Step 5: Solve for x
    x = 1,140,794,928,732.04/1,186,674.28
  6. Step 6: Final answer
    x = 961,337.88

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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.