Home / 2,421,138.56-3,603,126.40-2,340,413.60

Finding the Fourth Proportional to 2,421,138.56, 3,603,126.40 and 2,340,413.60

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Solution

The fourth proportional to 2,421,138.56, 3,603,126.40 and 2,340,413.60 is: 3,482,991.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,138.56 : 3,603,126.40 = 2,340,413.60 : x
  2. Step 2: Convert to fraction form
    2,421,138.56/3,603,126.40 = 2,340,413.60/x
  3. Step 3: Cross multiply
    2,421,138.56x = 3,603,126.40 × 2,340,413.60
  4. Step 4: Simplify right side
    2,421,138.56x = 8,432,806,029,079.04
  5. Step 5: Solve for x
    x = 8,432,806,029,079.04/2,421,138.56
  6. Step 6: Final answer
    x = 3,482,991.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.