Home / 3,798,214.02-5,242,034.30-2,166,247.28

Finding the Fourth Proportional to 3,798,214.02, 5,242,034.30 and 2,166,247.28

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Solution

The fourth proportional to 3,798,214.02, 5,242,034.30 and 2,166,247.28 is: 2,989,705.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798,214.02 : 5,242,034.30 = 2,166,247.28 : x
  2. Step 2: Convert to fraction form
    3,798,214.02/5,242,034.30 = 2,166,247.28/x
  3. Step 3: Cross multiply
    3,798,214.02x = 5,242,034.30 × 2,166,247.28
  4. Step 4: Simplify right side
    3,798,214.02x = 11,355,542,544,041.70
  5. Step 5: Solve for x
    x = 11,355,542,544,041.70/3,798,214.02
  6. Step 6: Final answer
    x = 2,989,705.82

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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.