Home / 1,312,520.58-1,966,564.62-806,025.96

Finding the Fourth Proportional to 1,312,520.58, 1,966,564.62 and 806,025.96

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Solution

The fourth proportional to 1,312,520.58, 1,966,564.62 and 806,025.96 is: 1,207,677.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,520.58 : 1,966,564.62 = 806,025.96 : x
  2. Step 2: Convert to fraction form
    1,312,520.58/1,966,564.62 = 806,025.96/x
  3. Step 3: Cross multiply
    1,312,520.58x = 1,966,564.62 × 806,025.96
  4. Step 4: Simplify right side
    1,312,520.58x = 1,585,102,135,737.54
  5. Step 5: Solve for x
    x = 1,585,102,135,737.54/1,312,520.58
  6. Step 6: Final answer
    x = 1,207,677.93

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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.