Home / 2,189,870.60-3,284,805.90-1,588,008.20

Finding the Fourth Proportional to 2,189,870.60, 3,284,805.90 and 1,588,008.20

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Solution

The fourth proportional to 2,189,870.60, 3,284,805.90 and 1,588,008.20 is: 2,382,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,870.60 : 3,284,805.90 = 1,588,008.20 : x
  2. Step 2: Convert to fraction form
    2,189,870.60/3,284,805.90 = 1,588,008.20/x
  3. Step 3: Cross multiply
    2,189,870.60x = 3,284,805.90 × 1,588,008.20
  4. Step 4: Simplify right side
    2,189,870.60x = 5,216,298,704,608.38
  5. Step 5: Solve for x
    x = 5,216,298,704,608.38/2,189,870.60
  6. Step 6: Final answer
    x = 2,382,012.30

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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.