Home / 1,212,722.04-1,820,344.75-893,234.64

Finding the Fourth Proportional to 1,212,722.04, 1,820,344.75 and 893,234.64

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Solution

The fourth proportional to 1,212,722.04, 1,820,344.75 and 893,234.64 is: 1,340,781.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,722.04 : 1,820,344.75 = 893,234.64 : x
  2. Step 2: Convert to fraction form
    1,212,722.04/1,820,344.75 = 893,234.64/x
  3. Step 3: Cross multiply
    1,212,722.04x = 1,820,344.75 × 893,234.64
  4. Step 4: Simplify right side
    1,212,722.04x = 1,625,994,987,442.14
  5. Step 5: Solve for x
    x = 1,625,994,987,442.14/1,212,722.04
  6. Step 6: Final answer
    x = 1,340,781.26

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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.