Home / 1,182,666.30-1,774,619.10-543,163.20

Finding the Fourth Proportional to 1,182,666.30, 1,774,619.10 and 543,163.20

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Solution

The fourth proportional to 1,182,666.30, 1,774,619.10 and 543,163.20 is: 815,029.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,666.30 : 1,774,619.10 = 543,163.20 : x
  2. Step 2: Convert to fraction form
    1,182,666.30/1,774,619.10 = 543,163.20/x
  3. Step 3: Cross multiply
    1,182,666.30x = 1,774,619.10 × 543,163.20
  4. Step 4: Simplify right side
    1,182,666.30x = 963,907,789,137.12
  5. Step 5: Solve for x
    x = 963,907,789,137.12/1,182,666.30
  6. Step 6: Final answer
    x = 815,029.39

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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.