Home / 1,384,681.20-2,072,413.80-1,004,521.20

Finding the Fourth Proportional to 1,384,681.20, 2,072,413.80 and 1,004,521.20

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Solution

The fourth proportional to 1,384,681.20, 2,072,413.80 and 1,004,521.20 is: 1,503,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,681.20 : 2,072,413.80 = 1,004,521.20 : x
  2. Step 2: Convert to fraction form
    1,384,681.20/2,072,413.80 = 1,004,521.20/x
  3. Step 3: Cross multiply
    1,384,681.20x = 2,072,413.80 × 1,004,521.20
  4. Step 4: Simplify right side
    1,384,681.20x = 2,081,783,597,272.56
  5. Step 5: Solve for x
    x = 2,081,783,597,272.56/1,384,681.20
  6. Step 6: Final answer
    x = 1,503,438.91

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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.