Home / 5,320,075.94-7,981,236.06-1,725,563.72

Finding the Fourth Proportional to 5,320,075.94, 7,981,236.06 and 1,725,563.72

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Solution

The fourth proportional to 5,320,075.94, 7,981,236.06 and 1,725,563.72 is: 2,588,709.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,075.94 : 7,981,236.06 = 1,725,563.72 : x
  2. Step 2: Convert to fraction form
    5,320,075.94/7,981,236.06 = 1,725,563.72/x
  3. Step 3: Cross multiply
    5,320,075.94x = 7,981,236.06 × 1,725,563.72
  4. Step 4: Simplify right side
    5,320,075.94x = 13,772,131,385,891.74
  5. Step 5: Solve for x
    x = 13,772,131,385,891.74/5,320,075.94
  6. Step 6: Final answer
    x = 2,588,709.55

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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.