Home / 1,342,292.82-1,852,364.36-738,680.82

Finding the Fourth Proportional to 1,342,292.82, 1,852,364.36 and 738,680.82

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Solution

The fourth proportional to 1,342,292.82, 1,852,364.36 and 738,680.82 is: 1,019,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,292.82 : 1,852,364.36 = 738,680.82 : x
  2. Step 2: Convert to fraction form
    1,342,292.82/1,852,364.36 = 738,680.82/x
  3. Step 3: Cross multiply
    1,342,292.82x = 1,852,364.36 × 738,680.82
  4. Step 4: Simplify right side
    1,342,292.82x = 1,368,306,024,383.58
  5. Step 5: Solve for x
    x = 1,368,306,024,383.58/1,342,292.82
  6. Step 6: Final answer
    x = 1,019,379.68

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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.