Home / 1,436,413.10-2,154,619.65-838,049.90

Finding the Fourth Proportional to 1,436,413.10, 2,154,619.65 and 838,049.90

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Solution

The fourth proportional to 1,436,413.10, 2,154,619.65 and 838,049.90 is: 1,257,074.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,413.10 : 2,154,619.65 = 838,049.90 : x
  2. Step 2: Convert to fraction form
    1,436,413.10/2,154,619.65 = 838,049.90/x
  3. Step 3: Cross multiply
    1,436,413.10x = 2,154,619.65 × 838,049.90
  4. Step 4: Simplify right side
    1,436,413.10x = 1,805,678,782,220.54
  5. Step 5: Solve for x
    x = 1,805,678,782,220.54/1,436,413.10
  6. Step 6: Final answer
    x = 1,257,074.85

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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.