Home / 1,270,598.34-1,753,454-697,640.79

Finding the Fourth Proportional to 1,270,598.34, 1,753,454 and 697,640.79

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Solution

The fourth proportional to 1,270,598.34, 1,753,454 and 697,640.79 is: 962,759.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,598.34 : 1,753,454 = 697,640.79 : x
  2. Step 2: Convert to fraction form
    1,270,598.34/1,753,454 = 697,640.79/x
  3. Step 3: Cross multiply
    1,270,598.34x = 1,753,454 × 697,640.79
  4. Step 4: Simplify right side
    1,270,598.34x = 1,223,281,033,788.66
  5. Step 5: Solve for x
    x = 1,223,281,033,788.66/1,270,598.34
  6. Step 6: Final answer
    x = 962,759.82

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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.