Home / 1,270,118.98-1,752,769.83-697,163.86

Finding the Fourth Proportional to 1,270,118.98, 1,752,769.83 and 697,163.86

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Solution

The fourth proportional to 1,270,118.98, 1,752,769.83 and 697,163.86 is: 962,089.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,118.98 : 1,752,769.83 = 697,163.86 : x
  2. Step 2: Convert to fraction form
    1,270,118.98/1,752,769.83 = 697,163.86/x
  3. Step 3: Cross multiply
    1,270,118.98x = 1,752,769.83 × 697,163.86
  4. Step 4: Simplify right side
    1,270,118.98x = 1,221,967,780,374.34
  5. Step 5: Solve for x
    x = 1,221,967,780,374.34/1,270,118.98
  6. Step 6: Final answer
    x = 962,089.22

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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.