Home / 3,478,349.20-5,214,931.80-1,796,659.60

Finding the Fourth Proportional to 3,478,349.20, 5,214,931.80 and 1,796,659.60

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Solution

The fourth proportional to 3,478,349.20, 5,214,931.80 and 1,796,659.60 is: 2,693,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,349.20 : 5,214,931.80 = 1,796,659.60 : x
  2. Step 2: Convert to fraction form
    3,478,349.20/5,214,931.80 = 1,796,659.60/x
  3. Step 3: Cross multiply
    3,478,349.20x = 5,214,931.80 × 1,796,659.60
  4. Step 4: Simplify right side
    3,478,349.20x = 9,369,457,281,815.28
  5. Step 5: Solve for x
    x = 9,369,457,281,815.28/3,478,349.20
  6. Step 6: Final answer
    x = 2,693,650.56

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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.