Home / 1,270,512.12-1,753,310.16-697,589.40

Finding the Fourth Proportional to 1,270,512.12, 1,753,310.16 and 697,589.40

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Solution

The fourth proportional to 1,270,512.12, 1,753,310.16 and 697,589.40 is: 962,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,512.12 : 1,753,310.16 = 697,589.40 : x
  2. Step 2: Convert to fraction form
    1,270,512.12/1,753,310.16 = 697,589.40/x
  3. Step 3: Cross multiply
    1,270,512.12x = 1,753,310.16 × 697,589.40
  4. Step 4: Simplify right side
    1,270,512.12x = 1,223,090,582,528.30
  5. Step 5: Solve for x
    x = 1,223,090,582,528.30/1,270,512.12
  6. Step 6: Final answer
    x = 962,675.26

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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.