Home / 1,181,767.80-1,630,817.41-722,848.65

Finding the Fourth Proportional to 1,181,767.80, 1,630,817.41 and 722,848.65

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Solution

The fourth proportional to 1,181,767.80, 1,630,817.41 and 722,848.65 is: 997,517.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,767.80 : 1,630,817.41 = 722,848.65 : x
  2. Step 2: Convert to fraction form
    1,181,767.80/1,630,817.41 = 722,848.65/x
  3. Step 3: Cross multiply
    1,181,767.80x = 1,630,817.41 × 722,848.65
  4. Step 4: Simplify right side
    1,181,767.80x = 1,178,834,167,292.04
  5. Step 5: Solve for x
    x = 1,178,834,167,292.04/1,181,767.80
  6. Step 6: Final answer
    x = 997,517.59

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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.