Home / 1,444,963.04-1,993,961.28-800,345.60

Finding the Fourth Proportional to 1,444,963.04, 1,993,961.28 and 800,345.60

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Solution

The fourth proportional to 1,444,963.04, 1,993,961.28 and 800,345.60 is: 1,104,428.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,963.04 : 1,993,961.28 = 800,345.60 : x
  2. Step 2: Convert to fraction form
    1,444,963.04/1,993,961.28 = 800,345.60/x
  3. Step 3: Cross multiply
    1,444,963.04x = 1,993,961.28 × 800,345.60
  4. Step 4: Simplify right side
    1,444,963.04x = 1,595,858,137,018.37
  5. Step 5: Solve for x
    x = 1,595,858,137,018.37/1,444,963.04
  6. Step 6: Final answer
    x = 1,104,428.34

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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.