Home / 1,621,247.14-2,237,329.82-886,202.40

Finding the Fourth Proportional to 1,621,247.14, 2,237,329.82 and 886,202.40

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Solution

The fourth proportional to 1,621,247.14, 2,237,329.82 and 886,202.40 is: 1,222,964.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,247.14 : 2,237,329.82 = 886,202.40 : x
  2. Step 2: Convert to fraction form
    1,621,247.14/2,237,329.82 = 886,202.40/x
  3. Step 3: Cross multiply
    1,621,247.14x = 2,237,329.82 × 886,202.40
  4. Step 4: Simplify right side
    1,621,247.14x = 1,982,727,056,075.57
  5. Step 5: Solve for x
    x = 1,982,727,056,075.57/1,621,247.14
  6. Step 6: Final answer
    x = 1,222,964.10

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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.