Home / 1,591,997.42-2,195,830.60-1,539,271.59

Finding the Fourth Proportional to 1,591,997.42, 2,195,830.60 and 1,539,271.59

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Solution

The fourth proportional to 1,591,997.42, 2,195,830.60 and 1,539,271.59 is: 2,123,106.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,997.42 : 2,195,830.60 = 1,539,271.59 : x
  2. Step 2: Convert to fraction form
    1,591,997.42/2,195,830.60 = 1,539,271.59/x
  3. Step 3: Cross multiply
    1,591,997.42x = 2,195,830.60 × 1,539,271.59
  4. Step 4: Simplify right side
    1,591,997.42x = 3,379,979,659,032.65
  5. Step 5: Solve for x
    x = 3,379,979,659,032.65/1,591,997.42
  6. Step 6: Final answer
    x = 2,123,106.24

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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.