Home / 1,914,866.28-2,872,372.32-716,662.44

Finding the Fourth Proportional to 1,914,866.28, 2,872,372.32 and 716,662.44

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Solution

The fourth proportional to 1,914,866.28, 2,872,372.32 and 716,662.44 is: 1,075,020.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,866.28 : 2,872,372.32 = 716,662.44 : x
  2. Step 2: Convert to fraction form
    1,914,866.28/2,872,372.32 = 716,662.44/x
  3. Step 3: Cross multiply
    1,914,866.28x = 2,872,372.32 × 716,662.44
  4. Step 4: Simplify right side
    1,914,866.28x = 2,058,521,355,439.66
  5. Step 5: Solve for x
    x = 2,058,521,355,439.66/1,914,866.28
  6. Step 6: Final answer
    x = 1,075,020.94

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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.