Home / 3,122,572.81-4,307,830.96-2,090,413.11

Finding the Fourth Proportional to 3,122,572.81, 4,307,830.96 and 2,090,413.11

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Solution

The fourth proportional to 3,122,572.81, 4,307,830.96 and 2,090,413.11 is: 2,883,886.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122,572.81 : 4,307,830.96 = 2,090,413.11 : x
  2. Step 2: Convert to fraction form
    3,122,572.81/4,307,830.96 = 2,090,413.11/x
  3. Step 3: Cross multiply
    3,122,572.81x = 4,307,830.96 × 2,090,413.11
  4. Step 4: Simplify right side
    3,122,572.81x = 9,005,146,314,447.89
  5. Step 5: Solve for x
    x = 9,005,146,314,447.89/3,122,572.81
  6. Step 6: Final answer
    x = 2,883,886.74

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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.