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Finding the Fourth Proportional to 3,309,784.08, 4,964,576.94 and 913,774.92

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Solution

The fourth proportional to 3,309,784.08, 4,964,576.94 and 913,774.92 is: 1,370,635.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,784.08 : 4,964,576.94 = 913,774.92 : x
  2. Step 2: Convert to fraction form
    3,309,784.08/4,964,576.94 = 913,774.92/x
  3. Step 3: Cross multiply
    3,309,784.08x = 4,964,576.94 × 913,774.92
  4. Step 4: Simplify right side
    3,309,784.08x = 4,536,505,896,182.35
  5. Step 5: Solve for x
    x = 4,536,505,896,182.35/3,309,784.08
  6. Step 6: Final answer
    x = 1,370,635.00

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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.