Home / 1,444,972.10-1,994,127.13-800,392.21

Finding the Fourth Proportional to 1,444,972.10, 1,994,127.13 and 800,392.21

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Solution

The fourth proportional to 1,444,972.10, 1,994,127.13 and 800,392.21 is: 1,104,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,972.10 : 1,994,127.13 = 800,392.21 : x
  2. Step 2: Convert to fraction form
    1,444,972.10/1,994,127.13 = 800,392.21/x
  3. Step 3: Cross multiply
    1,444,972.10x = 1,994,127.13 × 800,392.21
  4. Step 4: Simplify right side
    1,444,972.10x = 1,596,083,820,601.66
  5. Step 5: Solve for x
    x = 1,596,083,820,601.66/1,444,972.10
  6. Step 6: Final answer
    x = 1,104,577.60

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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.