Home / 1,270,119.48-1,752,770.52-697,164.36

Finding the Fourth Proportional to 1,270,119.48, 1,752,770.52 and 697,164.36

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Solution

The fourth proportional to 1,270,119.48, 1,752,770.52 and 697,164.36 is: 962,089.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,119.48 : 1,752,770.52 = 697,164.36 : x
  2. Step 2: Convert to fraction form
    1,270,119.48/1,752,770.52 = 697,164.36/x
  3. Step 3: Cross multiply
    1,270,119.48x = 1,752,770.52 × 697,164.36
  4. Step 4: Simplify right side
    1,270,119.48x = 1,221,969,137,802.67
  5. Step 5: Solve for x
    x = 1,221,969,137,802.67/1,270,119.48
  6. Step 6: Final answer
    x = 962,089.91

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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.