Home / 3,909,290.09-5,858,828.16-2,180,090.92

Finding the Fourth Proportional to 3,909,290.09, 5,858,828.16 and 2,180,090.92

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Solution

The fourth proportional to 3,909,290.09, 5,858,828.16 and 2,180,090.92 is: 3,267,288.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909,290.09 : 5,858,828.16 = 2,180,090.92 : x
  2. Step 2: Convert to fraction form
    3,909,290.09/5,858,828.16 = 2,180,090.92/x
  3. Step 3: Cross multiply
    3,909,290.09x = 5,858,828.16 × 2,180,090.92
  4. Step 4: Simplify right side
    3,909,290.09x = 12,772,778,088,103.38
  5. Step 5: Solve for x
    x = 12,772,778,088,103.38/3,909,290.09
  6. Step 6: Final answer
    x = 3,267,288.38

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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.