Home / 3,272,529.21-4,515,997.71-1,782,347.05

Finding the Fourth Proportional to 3,272,529.21, 4,515,997.71 and 1,782,347.05

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Solution

The fourth proportional to 3,272,529.21, 4,515,997.71 and 1,782,347.05 is: 2,459,588.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272,529.21 : 4,515,997.71 = 1,782,347.05 : x
  2. Step 2: Convert to fraction form
    3,272,529.21/4,515,997.71 = 1,782,347.05/x
  3. Step 3: Cross multiply
    3,272,529.21x = 4,515,997.71 × 1,782,347.05
  4. Step 4: Simplify right side
    3,272,529.21x = 8,049,075,198,528.35
  5. Step 5: Solve for x
    x = 8,049,075,198,528.35/3,272,529.21
  6. Step 6: Final answer
    x = 2,459,588.49

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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.