Home / 1,143,219.52-1,577,529.22-659,940.36

Finding the Fourth Proportional to 1,143,219.52, 1,577,529.22 and 659,940.36

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Solution

The fourth proportional to 1,143,219.52, 1,577,529.22 and 659,940.36 is: 910,652.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,219.52 : 1,577,529.22 = 659,940.36 : x
  2. Step 2: Convert to fraction form
    1,143,219.52/1,577,529.22 = 659,940.36/x
  3. Step 3: Cross multiply
    1,143,219.52x = 1,577,529.22 × 659,940.36
  4. Step 4: Simplify right side
    1,143,219.52x = 1,041,075,190,169.97
  5. Step 5: Solve for x
    x = 1,041,075,190,169.97/1,143,219.52
  6. Step 6: Final answer
    x = 910,652.05

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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.