Home / 1,174,257.44-1,620,475.20-665,058.24

Finding the Fourth Proportional to 1,174,257.44, 1,620,475.20 and 665,058.24

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Solution

The fourth proportional to 1,174,257.44, 1,620,475.20 and 665,058.24 is: 917,780.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,257.44 : 1,620,475.20 = 665,058.24 : x
  2. Step 2: Convert to fraction form
    1,174,257.44/1,620,475.20 = 665,058.24/x
  3. Step 3: Cross multiply
    1,174,257.44x = 1,620,475.20 × 665,058.24
  4. Step 4: Simplify right side
    1,174,257.44x = 1,077,710,384,475.65
  5. Step 5: Solve for x
    x = 1,077,710,384,475.65/1,174,257.44
  6. Step 6: Final answer
    x = 917,780.33

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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.