Home / 1,393,561.05-2,090,549.33-494,927.30

Finding the Fourth Proportional to 1,393,561.05, 2,090,549.33 and 494,927.30

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Solution

The fourth proportional to 1,393,561.05, 2,090,549.33 and 494,927.30 is: 742,464.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,561.05 : 2,090,549.33 = 494,927.30 : x
  2. Step 2: Convert to fraction form
    1,393,561.05/2,090,549.33 = 494,927.30/x
  3. Step 3: Cross multiply
    1,393,561.05x = 2,090,549.33 × 494,927.30
  4. Step 4: Simplify right side
    1,393,561.05x = 1,034,669,935,413.71
  5. Step 5: Solve for x
    x = 1,034,669,935,413.71/1,393,561.05
  6. Step 6: Final answer
    x = 742,464.73

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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.