Home / 1,530,664.99-2,111,610.92-986,975.42

Finding the Fourth Proportional to 1,530,664.99, 2,111,610.92 and 986,975.42

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Solution

The fourth proportional to 1,530,664.99, 2,111,610.92 and 986,975.42 is: 1,361,570.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,664.99 : 2,111,610.92 = 986,975.42 : x
  2. Step 2: Convert to fraction form
    1,530,664.99/2,111,610.92 = 986,975.42/x
  3. Step 3: Cross multiply
    1,530,664.99x = 2,111,610.92 × 986,975.42
  4. Step 4: Simplify right side
    1,530,664.99x = 2,084,108,082,390.05
  5. Step 5: Solve for x
    x = 2,084,108,082,390.05/1,530,664.99
  6. Step 6: Final answer
    x = 1,361,570.36

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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.