Home / 1,305,695.80-1,957,913.40-547,333.64

Finding the Fourth Proportional to 1,305,695.80, 1,957,913.40 and 547,333.64

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Solution

The fourth proportional to 1,305,695.80, 1,957,913.40 and 547,333.64 is: 820,736.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,695.80 : 1,957,913.40 = 547,333.64 : x
  2. Step 2: Convert to fraction form
    1,305,695.80/1,957,913.40 = 547,333.64/x
  3. Step 3: Cross multiply
    1,305,695.80x = 1,957,913.40 × 547,333.64
  4. Step 4: Simplify right side
    1,305,695.80x = 1,071,631,867,631.89
  5. Step 5: Solve for x
    x = 1,071,631,867,631.89/1,305,695.80
  6. Step 6: Final answer
    x = 820,736.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.