Home / 1,267,395.80-1,749,076.24-723,706.23

Finding the Fourth Proportional to 1,267,395.80, 1,749,076.24 and 723,706.23

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Solution

The fourth proportional to 1,267,395.80, 1,749,076.24 and 723,706.23 is: 998,754.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,395.80 : 1,749,076.24 = 723,706.23 : x
  2. Step 2: Convert to fraction form
    1,267,395.80/1,749,076.24 = 723,706.23/x
  3. Step 3: Cross multiply
    1,267,395.80x = 1,749,076.24 × 723,706.23
  4. Step 4: Simplify right side
    1,267,395.80x = 1,265,817,371,632.98
  5. Step 5: Solve for x
    x = 1,265,817,371,632.98/1,267,395.80
  6. Step 6: Final answer
    x = 998,754.59

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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.