Home / 916,219.32-1,265,594.46-763,755.96

Finding the Fourth Proportional to 916,219.32, 1,265,594.46 and 763,755.96

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Solution

The fourth proportional to 916,219.32, 1,265,594.46 and 763,755.96 is: 1,054,993.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,219.32 : 1,265,594.46 = 763,755.96 : x
  2. Step 2: Convert to fraction form
    916,219.32/1,265,594.46 = 763,755.96/x
  3. Step 3: Cross multiply
    916,219.32x = 1,265,594.46 × 763,755.96
  4. Step 4: Simplify right side
    916,219.32x = 966,605,311,767.98
  5. Step 5: Solve for x
    x = 966,605,311,767.98/916,219.32
  6. Step 6: Final answer
    x = 1,054,993.37

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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.