Home / 3,076,413.90-4,245,538.66-1,718,374.38

Finding the Fourth Proportional to 3,076,413.90, 4,245,538.66 and 1,718,374.38

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Solution

The fourth proportional to 3,076,413.90, 4,245,538.66 and 1,718,374.38 is: 2,371,405.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,413.90 : 4,245,538.66 = 1,718,374.38 : x
  2. Step 2: Convert to fraction form
    3,076,413.90/4,245,538.66 = 1,718,374.38/x
  3. Step 3: Cross multiply
    3,076,413.90x = 4,245,538.66 × 1,718,374.38
  4. Step 4: Simplify right side
    3,076,413.90x = 7,295,424,862,643.53
  5. Step 5: Solve for x
    x = 7,295,424,862,643.53/3,076,413.90
  6. Step 6: Final answer
    x = 2,371,405.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.