Home / 1,270,677.32-1,753,554.66-697,769

Finding the Fourth Proportional to 1,270,677.32, 1,753,554.66 and 697,769

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Solution

The fourth proportional to 1,270,677.32, 1,753,554.66 and 697,769 is: 962,932.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,677.32 : 1,753,554.66 = 697,769 : x
  2. Step 2: Convert to fraction form
    1,270,677.32/1,753,554.66 = 697,769/x
  3. Step 3: Cross multiply
    1,270,677.32x = 1,753,554.66 × 697,769
  4. Step 4: Simplify right side
    1,270,677.32x = 1,223,576,081,553.54
  5. Step 5: Solve for x
    x = 1,223,576,081,553.54/1,270,677.32
  6. Step 6: Final answer
    x = 962,932.18

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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.