Home / 1,270,458.03-1,753,246.71-697,485.90

Finding the Fourth Proportional to 1,270,458.03, 1,753,246.71 and 697,485.90

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Solution

The fourth proportional to 1,270,458.03, 1,753,246.71 and 697,485.90 is: 962,538.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,458.03 : 1,753,246.71 = 697,485.90 : x
  2. Step 2: Convert to fraction form
    1,270,458.03/1,753,246.71 = 697,485.90/x
  3. Step 3: Cross multiply
    1,270,458.03x = 1,753,246.71 × 697,485.90
  4. Step 4: Simplify right side
    1,270,458.03x = 1,222,864,859,446.39
  5. Step 5: Solve for x
    x = 1,222,864,859,446.39/1,270,458.03
  6. Step 6: Final answer
    x = 962,538.57

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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.