Home / 1,270,087-1,752,742.68-697,180.48

Finding the Fourth Proportional to 1,270,087, 1,752,742.68 and 697,180.48

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Solution

The fourth proportional to 1,270,087, 1,752,742.68 and 697,180.48 is: 962,121.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,087 : 1,752,742.68 = 697,180.48 : x
  2. Step 2: Convert to fraction form
    1,270,087/1,752,742.68 = 697,180.48/x
  3. Step 3: Cross multiply
    1,270,087x = 1,752,742.68 × 697,180.48
  4. Step 4: Simplify right side
    1,270,087x = 1,221,977,982,958.89
  5. Step 5: Solve for x
    x = 1,221,977,982,958.89/1,270,087
  6. Step 6: Final answer
    x = 962,121.48

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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.