Home / 1,241,065.67-1,712,715.17-697,189.73

Finding the Fourth Proportional to 1,241,065.67, 1,712,715.17 and 697,189.73

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Solution

The fourth proportional to 1,241,065.67, 1,712,715.17 and 697,189.73 is: 962,146.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,065.67 : 1,712,715.17 = 697,189.73 : x
  2. Step 2: Convert to fraction form
    1,241,065.67/1,712,715.17 = 697,189.73/x
  3. Step 3: Cross multiply
    1,241,065.67x = 1,712,715.17 × 697,189.73
  4. Step 4: Simplify right side
    1,241,065.67x = 1,194,087,414,889.68
  5. Step 5: Solve for x
    x = 1,194,087,414,889.68/1,241,065.67
  6. Step 6: Final answer
    x = 962,146.85

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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.