Home / 1,241,382.72-1,713,107.52-697,520.64

Finding the Fourth Proportional to 1,241,382.72, 1,713,107.52 and 697,520.64

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Solution

The fourth proportional to 1,241,382.72, 1,713,107.52 and 697,520.64 is: 962,578.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,382.72 : 1,713,107.52 = 697,520.64 : x
  2. Step 2: Convert to fraction form
    1,241,382.72/1,713,107.52 = 697,520.64/x
  3. Step 3: Cross multiply
    1,241,382.72x = 1,713,107.52 × 697,520.64
  4. Step 4: Simplify right side
    1,241,382.72x = 1,194,927,853,739.21
  5. Step 5: Solve for x
    x = 1,194,927,853,739.21/1,241,382.72
  6. Step 6: Final answer
    x = 962,578.13

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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.