Home / 1,181,759.46-1,630,805.91-722,840.33

Finding the Fourth Proportional to 1,181,759.46, 1,630,805.91 and 722,840.33

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Solution

The fourth proportional to 1,181,759.46, 1,630,805.91 and 722,840.33 is: 997,506.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,759.46 : 1,630,805.91 = 722,840.33 : x
  2. Step 2: Convert to fraction form
    1,181,759.46/1,630,805.91 = 722,840.33/x
  3. Step 3: Cross multiply
    1,181,759.46x = 1,630,805.91 × 722,840.33
  4. Step 4: Simplify right side
    1,181,759.46x = 1,178,812,283,516.71
  5. Step 5: Solve for x
    x = 1,178,812,283,516.71/1,181,759.46
  6. Step 6: Final answer
    x = 997,506.11

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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.