Home / 1,410,928.70-1,947,095.91-766,361.48

Finding the Fourth Proportional to 1,410,928.70, 1,947,095.91 and 766,361.48

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Solution

The fourth proportional to 1,410,928.70, 1,947,095.91 and 766,361.48 is: 1,057,586.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,928.70 : 1,947,095.91 = 766,361.48 : x
  2. Step 2: Convert to fraction form
    1,410,928.70/1,947,095.91 = 766,361.48/x
  3. Step 3: Cross multiply
    1,410,928.70x = 1,947,095.91 × 766,361.48
  4. Step 4: Simplify right side
    1,410,928.70x = 1,492,179,293,554.07
  5. Step 5: Solve for x
    x = 1,492,179,293,554.07/1,410,928.70
  6. Step 6: Final answer
    x = 1,057,586.61

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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.