Home / 1,621,626.66-2,237,844.51-886,583.52

Finding the Fourth Proportional to 1,621,626.66, 2,237,844.51 and 886,583.52

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Solution

The fourth proportional to 1,621,626.66, 2,237,844.51 and 886,583.52 is: 1,223,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,626.66 : 2,237,844.51 = 886,583.52 : x
  2. Step 2: Convert to fraction form
    1,621,626.66/2,237,844.51 = 886,583.52/x
  3. Step 3: Cross multiply
    1,621,626.66x = 2,237,844.51 × 886,583.52
  4. Step 4: Simplify right side
    1,621,626.66x = 1,984,036,062,888.48
  5. Step 5: Solve for x
    x = 1,984,036,062,888.48/1,621,626.66
  6. Step 6: Final answer
    x = 1,223,485.10

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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.