Home / 1,143,244.40-1,577,563.56-659,965.19

Finding the Fourth Proportional to 1,143,244.40, 1,577,563.56 and 659,965.19

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Solution

The fourth proportional to 1,143,244.40, 1,577,563.56 and 659,965.19 is: 910,686.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,244.40 : 1,577,563.56 = 659,965.19 : x
  2. Step 2: Convert to fraction form
    1,143,244.40/1,577,563.56 = 659,965.19/x
  3. Step 3: Cross multiply
    1,143,244.40x = 1,577,563.56 × 659,965.19
  4. Step 4: Simplify right side
    1,143,244.40x = 1,041,137,026,724.66
  5. Step 5: Solve for x
    x = 1,041,137,026,724.66/1,143,244.40
  6. Step 6: Final answer
    x = 910,686.32

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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.