Home / 1,277,871.29-1,763,468.04-697,107.46

Finding the Fourth Proportional to 1,277,871.29, 1,763,468.04 and 697,107.46

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Solution

The fourth proportional to 1,277,871.29, 1,763,468.04 and 697,107.46 is: 962,011.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,871.29 : 1,763,468.04 = 697,107.46 : x
  2. Step 2: Convert to fraction form
    1,277,871.29/1,763,468.04 = 697,107.46/x
  3. Step 3: Cross multiply
    1,277,871.29x = 1,763,468.04 × 697,107.46
  4. Step 4: Simplify right side
    1,277,871.29x = 1,229,326,723,746.33
  5. Step 5: Solve for x
    x = 1,229,326,723,746.33/1,277,871.29
  6. Step 6: Final answer
    x = 962,011.38

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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.