Home / 1,270,098.54-1,752,758.55-697,191.98

Finding the Fourth Proportional to 1,270,098.54, 1,752,758.55 and 697,191.98

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Solution

The fourth proportional to 1,270,098.54, 1,752,758.55 and 697,191.98 is: 962,137.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,098.54 : 1,752,758.55 = 697,191.98 : x
  2. Step 2: Convert to fraction form
    1,270,098.54/1,752,758.55 = 697,191.98/x
  3. Step 3: Cross multiply
    1,270,098.54x = 1,752,758.55 × 697,191.98
  4. Step 4: Simplify right side
    1,270,098.54x = 1,222,009,203,936.43
  5. Step 5: Solve for x
    x = 1,222,009,203,936.43/1,270,098.54
  6. Step 6: Final answer
    x = 962,137.32

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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.