Home / 3,845,128.80-5,767,693.20-1,600,975.20

Finding the Fourth Proportional to 3,845,128.80, 5,767,693.20 and 1,600,975.20

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Solution

The fourth proportional to 3,845,128.80, 5,767,693.20 and 1,600,975.20 is: 2,401,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845,128.80 : 5,767,693.20 = 1,600,975.20 : x
  2. Step 2: Convert to fraction form
    3,845,128.80/5,767,693.20 = 1,600,975.20/x
  3. Step 3: Cross multiply
    3,845,128.80x = 5,767,693.20 × 1,600,975.20
  4. Step 4: Simplify right side
    3,845,128.80x = 9,233,933,774,408.64
  5. Step 5: Solve for x
    x = 9,233,933,774,408.64/3,845,128.80
  6. Step 6: Final answer
    x = 2,401,462.80

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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.