Home / 1,270,416.88-1,753,178.24-697,493.92

Finding the Fourth Proportional to 1,270,416.88, 1,753,178.24 and 697,493.92

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Solution

The fourth proportional to 1,270,416.88, 1,753,178.24 and 697,493.92 is: 962,543.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,416.88 : 1,753,178.24 = 697,493.92 : x
  2. Step 2: Convert to fraction form
    1,270,416.88/1,753,178.24 = 697,493.92/x
  3. Step 3: Cross multiply
    1,270,416.88x = 1,753,178.24 × 697,493.92
  4. Step 4: Simplify right side
    1,270,416.88x = 1,222,831,163,076.30
  5. Step 5: Solve for x
    x = 1,222,831,163,076.30/1,270,416.88
  6. Step 6: Final answer
    x = 962,543.23

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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.