Home / 1,295,728.96-1,787,142-951,456.82

Finding the Fourth Proportional to 1,295,728.96, 1,787,142 and 951,456.82

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Solution

The fourth proportional to 1,295,728.96, 1,787,142 and 951,456.82 is: 1,312,302.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,728.96 : 1,787,142 = 951,456.82 : x
  2. Step 2: Convert to fraction form
    1,295,728.96/1,787,142 = 951,456.82/x
  3. Step 3: Cross multiply
    1,295,728.96x = 1,787,142 × 951,456.82
  4. Step 4: Simplify right side
    1,295,728.96x = 1,700,388,444,208.44
  5. Step 5: Solve for x
    x = 1,700,388,444,208.44/1,295,728.96
  6. Step 6: Final answer
    x = 1,312,302.57

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1.5x scale

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.