Home / 1,522,939.03-2,101,389.40-869,266.60

Finding the Fourth Proportional to 1,522,939.03, 2,101,389.40 and 869,266.60

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Solution

The fourth proportional to 1,522,939.03, 2,101,389.40 and 869,266.60 is: 1,199,435.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,939.03 : 2,101,389.40 = 869,266.60 : x
  2. Step 2: Convert to fraction form
    1,522,939.03/2,101,389.40 = 869,266.60/x
  3. Step 3: Cross multiply
    1,522,939.03x = 2,101,389.40 × 869,266.60
  4. Step 4: Simplify right side
    1,522,939.03x = 1,826,667,619,014.04
  5. Step 5: Solve for x
    x = 1,826,667,619,014.04/1,522,939.03
  6. Step 6: Final answer
    x = 1,199,435.82

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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.