Home / 1,241,253.57-1,712,982.84-697,390.41

Finding the Fourth Proportional to 1,241,253.57, 1,712,982.84 and 697,390.41

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Solution

The fourth proportional to 1,241,253.57, 1,712,982.84 and 697,390.41 is: 962,428.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,253.57 : 1,712,982.84 = 697,390.41 : x
  2. Step 2: Convert to fraction form
    1,241,253.57/1,712,982.84 = 697,390.41/x
  3. Step 3: Cross multiply
    1,241,253.57x = 1,712,982.84 × 697,390.41
  4. Step 4: Simplify right side
    1,241,253.57x = 1,194,617,805,110.56
  5. Step 5: Solve for x
    x = 1,194,617,805,110.56/1,241,253.57
  6. Step 6: Final answer
    x = 962,428.49

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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.