Home / 4,921,000.30-7,381,500.45-2,225,413.45

Finding the Fourth Proportional to 4,921,000.30, 7,381,500.45 and 2,225,413.45

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Solution

The fourth proportional to 4,921,000.30, 7,381,500.45 and 2,225,413.45 is: 3,338,120.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921,000.30 : 7,381,500.45 = 2,225,413.45 : x
  2. Step 2: Convert to fraction form
    4,921,000.30/7,381,500.45 = 2,225,413.45/x
  3. Step 3: Cross multiply
    4,921,000.30x = 7,381,500.45 × 2,225,413.45
  4. Step 4: Simplify right side
    4,921,000.30x = 16,426,890,382,611.05
  5. Step 5: Solve for x
    x = 16,426,890,382,611.05/4,921,000.30
  6. Step 6: Final answer
    x = 3,338,120.18

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1.5x scale

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.