Home / 1,143,236.85-1,577,553.10-659,957.68

Finding the Fourth Proportional to 1,143,236.85, 1,577,553.10 and 659,957.68

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Solution

The fourth proportional to 1,143,236.85, 1,577,553.10 and 659,957.68 is: 910,675.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,236.85 : 1,577,553.10 = 659,957.68 : x
  2. Step 2: Convert to fraction form
    1,143,236.85/1,577,553.10 = 659,957.68/x
  3. Step 3: Cross multiply
    1,143,236.85x = 1,577,553.10 × 659,957.68
  4. Step 4: Simplify right side
    1,143,236.85x = 1,041,118,283,952.81
  5. Step 5: Solve for x
    x = 1,041,118,283,952.81/1,143,236.85
  6. Step 6: Final answer
    x = 910,675.93

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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.