Home / 2,728,385.60-4,091,880.08-808,847.94

Finding the Fourth Proportional to 2,728,385.60, 4,091,880.08 and 808,847.94

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Solution

The fourth proportional to 2,728,385.60, 4,091,880.08 and 808,847.94 is: 1,213,064.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,385.60 : 4,091,880.08 = 808,847.94 : x
  2. Step 2: Convert to fraction form
    2,728,385.60/4,091,880.08 = 808,847.94/x
  3. Step 3: Cross multiply
    2,728,385.60x = 4,091,880.08 × 808,847.94
  4. Step 4: Simplify right side
    2,728,385.60x = 3,309,708,748,931.40
  5. Step 5: Solve for x
    x = 3,309,708,748,931.40/2,728,385.60
  6. Step 6: Final answer
    x = 1,213,064.88

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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.