Home / 3,939,094.02-5,435,991.30-2,220,214.53

Finding the Fourth Proportional to 3,939,094.02, 5,435,991.30 and 2,220,214.53

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Solution

The fourth proportional to 3,939,094.02, 5,435,991.30 and 2,220,214.53 is: 3,063,919.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939,094.02 : 5,435,991.30 = 2,220,214.53 : x
  2. Step 2: Convert to fraction form
    3,939,094.02/5,435,991.30 = 2,220,214.53/x
  3. Step 3: Cross multiply
    3,939,094.02x = 5,435,991.30 × 2,220,214.53
  4. Step 4: Simplify right side
    3,939,094.02x = 12,069,066,869,213.59
  5. Step 5: Solve for x
    x = 12,069,066,869,213.59/3,939,094.02
  6. Step 6: Final answer
    x = 3,063,919.47

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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.