Home / 1,544,684.36-2,131,790.21-856,571.92

Finding the Fourth Proportional to 1,544,684.36, 2,131,790.21 and 856,571.92

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Solution

The fourth proportional to 1,544,684.36, 2,131,790.21 and 856,571.92 is: 1,182,139.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,684.36 : 2,131,790.21 = 856,571.92 : x
  2. Step 2: Convert to fraction form
    1,544,684.36/2,131,790.21 = 856,571.92/x
  3. Step 3: Cross multiply
    1,544,684.36x = 2,131,790.21 × 856,571.92
  4. Step 4: Simplify right side
    1,544,684.36x = 1,826,031,643,010.37
  5. Step 5: Solve for x
    x = 1,826,031,643,010.37/1,544,684.36
  6. Step 6: Final answer
    x = 1,182,139.01

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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.