Home / 2,588,987.20-3,885,208.32-906,090.88

Finding the Fourth Proportional to 2,588,987.20, 3,885,208.32 and 906,090.88

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Solution

The fourth proportional to 2,588,987.20, 3,885,208.32 and 906,090.88 is: 1,359,740.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,987.20 : 3,885,208.32 = 906,090.88 : x
  2. Step 2: Convert to fraction form
    2,588,987.20/3,885,208.32 = 906,090.88/x
  3. Step 3: Cross multiply
    2,588,987.20x = 3,885,208.32 × 906,090.88
  4. Step 4: Simplify right side
    2,588,987.20x = 3,520,351,825,652.12
  5. Step 5: Solve for x
    x = 3,520,351,825,652.12/2,588,987.20
  6. Step 6: Final answer
    x = 1,359,740.92

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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.