Home / 1,106,611.20-1,660,111.20-397,051.20

Finding the Fourth Proportional to 1,106,611.20, 1,660,111.20 and 397,051.20

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Solution

The fourth proportional to 1,106,611.20, 1,660,111.20 and 397,051.20 is: 595,646.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,611.20 : 1,660,111.20 = 397,051.20 : x
  2. Step 2: Convert to fraction form
    1,106,611.20/1,660,111.20 = 397,051.20/x
  3. Step 3: Cross multiply
    1,106,611.20x = 1,660,111.20 × 397,051.20
  4. Step 4: Simplify right side
    1,106,611.20x = 659,149,144,093.44
  5. Step 5: Solve for x
    x = 659,149,144,093.44/1,106,611.20
  6. Step 6: Final answer
    x = 595,646.55

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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.