Home / 2,135,514.80-3,205,086.60-874,247.60

Finding the Fourth Proportional to 2,135,514.80, 3,205,086.60 and 874,247.60

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Solution

The fourth proportional to 2,135,514.80, 3,205,086.60 and 874,247.60 is: 1,312,114.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,514.80 : 3,205,086.60 = 874,247.60 : x
  2. Step 2: Convert to fraction form
    2,135,514.80/3,205,086.60 = 874,247.60/x
  3. Step 3: Cross multiply
    2,135,514.80x = 3,205,086.60 × 874,247.60
  4. Step 4: Simplify right side
    2,135,514.80x = 2,802,039,267,842.16
  5. Step 5: Solve for x
    x = 2,802,039,267,842.16/2,135,514.80
  6. Step 6: Final answer
    x = 1,312,114.19

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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.