Home / 1,206,468.74-1,665,074.57-697,171.11

Finding the Fourth Proportional to 1,206,468.74, 1,665,074.57 and 697,171.11

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Solution

The fourth proportional to 1,206,468.74, 1,665,074.57 and 697,171.11 is: 962,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,468.74 : 1,665,074.57 = 697,171.11 : x
  2. Step 2: Convert to fraction form
    1,206,468.74/1,665,074.57 = 697,171.11/x
  3. Step 3: Cross multiply
    1,206,468.74x = 1,665,074.57 × 697,171.11
  4. Step 4: Simplify right side
    1,206,468.74x = 1,160,841,886,199.67
  5. Step 5: Solve for x
    x = 1,160,841,886,199.67/1,206,468.74
  6. Step 6: Final answer
    x = 962,181.49

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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.