Home / 1,270,078.98-1,752,731.64-697,172.46

Finding the Fourth Proportional to 1,270,078.98, 1,752,731.64 and 697,172.46

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Solution

The fourth proportional to 1,270,078.98, 1,752,731.64 and 697,172.46 is: 962,110.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,078.98 : 1,752,731.64 = 697,172.46 : x
  2. Step 2: Convert to fraction form
    1,270,078.98/1,752,731.64 = 697,172.46/x
  3. Step 3: Cross multiply
    1,270,078.98x = 1,752,731.64 × 697,172.46
  4. Step 4: Simplify right side
    1,270,078.98x = 1,221,956,229,178.63
  5. Step 5: Solve for x
    x = 1,221,956,229,178.63/1,270,078.98
  6. Step 6: Final answer
    x = 962,110.43

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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.