Home / 1,143,226.64-1,577,539.09-659,947.48

Finding the Fourth Proportional to 1,143,226.64, 1,577,539.09 and 659,947.48

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Solution

The fourth proportional to 1,143,226.64, 1,577,539.09 and 659,947.48 is: 910,661.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,226.64 : 1,577,539.09 = 659,947.48 : x
  2. Step 2: Convert to fraction form
    1,143,226.64/1,577,539.09 = 659,947.48/x
  3. Step 3: Cross multiply
    1,143,226.64x = 1,577,539.09 × 659,947.48
  4. Step 4: Simplify right side
    1,143,226.64x = 1,041,092,952,801.74
  5. Step 5: Solve for x
    x = 1,041,092,952,801.74/1,143,226.64
  6. Step 6: Final answer
    x = 910,661.91

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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.