Home / 1,270,475.60-1,753,234.56-697,511.60

Finding the Fourth Proportional to 1,270,475.60, 1,753,234.56 and 697,511.60

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Solution

The fourth proportional to 1,270,475.60, 1,753,234.56 and 697,511.60 is: 962,554.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,475.60 : 1,753,234.56 = 697,511.60 : x
  2. Step 2: Convert to fraction form
    1,270,475.60/1,753,234.56 = 697,511.60/x
  3. Step 3: Cross multiply
    1,270,475.60x = 1,753,234.56 × 697,511.60
  4. Step 4: Simplify right side
    1,270,475.60x = 1,222,901,443,120.90
  5. Step 5: Solve for x
    x = 1,222,901,443,120.90/1,270,475.60
  6. Step 6: Final answer
    x = 962,554.06

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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.