Home / 1,444,956.78-1,994,106.02-800,376.90

Finding the Fourth Proportional to 1,444,956.78, 1,994,106.02 and 800,376.90

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Solution

The fourth proportional to 1,444,956.78, 1,994,106.02 and 800,376.90 is: 1,104,556.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,956.78 : 1,994,106.02 = 800,376.90 : x
  2. Step 2: Convert to fraction form
    1,444,956.78/1,994,106.02 = 800,376.90/x
  3. Step 3: Cross multiply
    1,444,956.78x = 1,994,106.02 × 800,376.90
  4. Step 4: Simplify right side
    1,444,956.78x = 1,596,036,394,558.94
  5. Step 5: Solve for x
    x = 1,596,036,394,558.94/1,444,956.78
  6. Step 6: Final answer
    x = 1,104,556.49

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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.