Home / 1,247,474.94-1,721,506.98-703,615.22

Finding the Fourth Proportional to 1,247,474.94, 1,721,506.98 and 703,615.22

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Solution

The fourth proportional to 1,247,474.94, 1,721,506.98 and 703,615.22 is: 970,984.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,474.94 : 1,721,506.98 = 703,615.22 : x
  2. Step 2: Convert to fraction form
    1,247,474.94/1,721,506.98 = 703,615.22/x
  3. Step 3: Cross multiply
    1,247,474.94x = 1,721,506.98 × 703,615.22
  4. Step 4: Simplify right side
    1,247,474.94x = 1,211,278,512,464.24
  5. Step 5: Solve for x
    x = 1,211,278,512,464.24/1,247,474.94
  6. Step 6: Final answer
    x = 970,984.24

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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.