Home / 1,252,160.94-1,727,969.85-679,192.86

Finding the Fourth Proportional to 1,252,160.94, 1,727,969.85 and 679,192.86

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Solution

The fourth proportional to 1,252,160.94, 1,727,969.85 and 679,192.86 is: 937,279.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,160.94 : 1,727,969.85 = 679,192.86 : x
  2. Step 2: Convert to fraction form
    1,252,160.94/1,727,969.85 = 679,192.86/x
  3. Step 3: Cross multiply
    1,252,160.94x = 1,727,969.85 × 679,192.86
  4. Step 4: Simplify right side
    1,252,160.94x = 1,173,624,784,415.27
  5. Step 5: Solve for x
    x = 1,173,624,784,415.27/1,252,160.94
  6. Step 6: Final answer
    x = 937,279.50

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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.