Home / 1,059,155.07-1,588,743.67-419,614.44

Finding the Fourth Proportional to 1,059,155.07, 1,588,743.67 and 419,614.44

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Solution

The fourth proportional to 1,059,155.07, 1,588,743.67 and 419,614.44 is: 629,426.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,155.07 : 1,588,743.67 = 419,614.44 : x
  2. Step 2: Convert to fraction form
    1,059,155.07/1,588,743.67 = 419,614.44/x
  3. Step 3: Cross multiply
    1,059,155.07x = 1,588,743.67 × 419,614.44
  4. Step 4: Simplify right side
    1,059,155.07x = 666,659,779,170.55
  5. Step 5: Solve for x
    x = 666,659,779,170.55/1,059,155.07
  6. Step 6: Final answer
    x = 629,426.04

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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.