Home / 3,118,285.80-4,670,430.30-2,558,413.80

Finding the Fourth Proportional to 3,118,285.80, 4,670,430.30 and 2,558,413.80

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Solution

The fourth proportional to 3,118,285.80, 4,670,430.30 and 2,558,413.80 is: 3,831,878.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,285.80 : 4,670,430.30 = 2,558,413.80 : x
  2. Step 2: Convert to fraction form
    3,118,285.80/4,670,430.30 = 2,558,413.80/x
  3. Step 3: Cross multiply
    3,118,285.80x = 4,670,430.30 × 2,558,413.80
  4. Step 4: Simplify right side
    3,118,285.80x = 11,948,893,331,458.14
  5. Step 5: Solve for x
    x = 11,948,893,331,458.14/3,118,285.80
  6. Step 6: Final answer
    x = 3,831,878.83

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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.