Home / 3,868,014.40-5,802,021.60-1,028,413.60

Finding the Fourth Proportional to 3,868,014.40, 5,802,021.60 and 1,028,413.60

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Solution

The fourth proportional to 3,868,014.40, 5,802,021.60 and 1,028,413.60 is: 1,542,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,014.40 : 5,802,021.60 = 1,028,413.60 : x
  2. Step 2: Convert to fraction form
    3,868,014.40/5,802,021.60 = 1,028,413.60/x
  3. Step 3: Cross multiply
    3,868,014.40x = 5,802,021.60 × 1,028,413.60
  4. Step 4: Simplify right side
    3,868,014.40x = 5,966,877,920,933.76
  5. Step 5: Solve for x
    x = 5,966,877,920,933.76/3,868,014.40
  6. Step 6: Final answer
    x = 1,542,620.40

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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.