Home / 1,270,676.32-1,753,553.28-697,768

Finding the Fourth Proportional to 1,270,676.32, 1,753,553.28 and 697,768

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Solution

The fourth proportional to 1,270,676.32, 1,753,553.28 and 697,768 is: 962,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,676.32 : 1,753,553.28 = 697,768 : x
  2. Step 2: Convert to fraction form
    1,270,676.32/1,753,553.28 = 697,768/x
  3. Step 3: Cross multiply
    1,270,676.32x = 1,753,553.28 × 697,768
  4. Step 4: Simplify right side
    1,270,676.32x = 1,223,573,365,079.04
  5. Step 5: Solve for x
    x = 1,223,573,365,079.04/1,270,676.32
  6. Step 6: Final answer
    x = 962,930.80

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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.