Home / 1,286,960.00-1,776,005.34-714,000.17

Finding the Fourth Proportional to 1,286,960.00, 1,776,005.34 and 714,000.17

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Solution

The fourth proportional to 1,286,960.00, 1,776,005.34 and 714,000.17 is: 985,320.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,960.00 : 1,776,005.34 = 714,000.17 : x
  2. Step 2: Convert to fraction form
    1,286,960.00/1,776,005.34 = 714,000.17/x
  3. Step 3: Cross multiply
    1,286,960.00x = 1,776,005.34 × 714,000.17
  4. Step 4: Simplify right side
    1,286,960.00x = 1,268,068,110,469.64
  5. Step 5: Solve for x
    x = 1,268,068,110,469.64/1,286,960.00
  6. Step 6: Final answer
    x = 985,320.53

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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.