Home / 1,979,525.80-2,968,997.10-559,725.40

Finding the Fourth Proportional to 1,979,525.80, 2,968,997.10 and 559,725.40

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Solution

The fourth proportional to 1,979,525.80, 2,968,997.10 and 559,725.40 is: 839,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,525.80 : 2,968,997.10 = 559,725.40 : x
  2. Step 2: Convert to fraction form
    1,979,525.80/2,968,997.10 = 559,725.40/x
  3. Step 3: Cross multiply
    1,979,525.80x = 2,968,997.10 × 559,725.40
  4. Step 4: Simplify right side
    1,979,525.80x = 1,661,823,089,396.34
  5. Step 5: Solve for x
    x = 1,661,823,089,396.34/1,979,525.80
  6. Step 6: Final answer
    x = 839,505.65

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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.