Home / 1,069,497.41-1,603,166.62-670,418.43

Finding the Fourth Proportional to 1,069,497.41, 1,603,166.62 and 670,418.43

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Solution

The fourth proportional to 1,069,497.41, 1,603,166.62 and 670,418.43 is: 1,004,950.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,497.41 : 1,603,166.62 = 670,418.43 : x
  2. Step 2: Convert to fraction form
    1,069,497.41/1,603,166.62 = 670,418.43/x
  3. Step 3: Cross multiply
    1,069,497.41x = 1,603,166.62 × 670,418.43
  4. Step 4: Simplify right side
    1,069,497.41x = 1,074,792,456,549.87
  5. Step 5: Solve for x
    x = 1,074,792,456,549.87/1,069,497.41
  6. Step 6: Final answer
    x = 1,004,950.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.