Home / 3,189,258.90-4,785,841.53-1,271,090.34

Finding the Fourth Proportional to 3,189,258.90, 4,785,841.53 and 1,271,090.34

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Solution

The fourth proportional to 3,189,258.90, 4,785,841.53 and 1,271,090.34 is: 1,907,413.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,258.90 : 4,785,841.53 = 1,271,090.34 : x
  2. Step 2: Convert to fraction form
    3,189,258.90/4,785,841.53 = 1,271,090.34/x
  3. Step 3: Cross multiply
    3,189,258.90x = 4,785,841.53 × 1,271,090.34
  4. Step 4: Simplify right side
    3,189,258.90x = 6,083,236,937,553.82
  5. Step 5: Solve for x
    x = 6,083,236,937,553.82/3,189,258.90
  6. Step 6: Final answer
    x = 1,907,413.96

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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.