Home / 1,174,269.20-1,620,491.34-665,069.98

Finding the Fourth Proportional to 1,174,269.20, 1,620,491.34 and 665,069.98

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Solution

The fourth proportional to 1,174,269.20, 1,620,491.34 and 665,069.98 is: 917,796.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,269.20 : 1,620,491.34 = 665,069.98 : x
  2. Step 2: Convert to fraction form
    1,174,269.20/1,620,491.34 = 665,069.98/x
  3. Step 3: Cross multiply
    1,174,269.20x = 1,620,491.34 × 665,069.98
  4. Step 4: Simplify right side
    1,174,269.20x = 1,077,740,143,083.97
  5. Step 5: Solve for x
    x = 1,077,740,143,083.97/1,174,269.20
  6. Step 6: Final answer
    x = 917,796.48

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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.