Home / 1,915,336.20-2,873,004.30-849,246.60

Finding the Fourth Proportional to 1,915,336.20, 2,873,004.30 and 849,246.60

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Solution

The fourth proportional to 1,915,336.20, 2,873,004.30 and 849,246.60 is: 1,273,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,336.20 : 2,873,004.30 = 849,246.60 : x
  2. Step 2: Convert to fraction form
    1,915,336.20/2,873,004.30 = 849,246.60/x
  3. Step 3: Cross multiply
    1,915,336.20x = 2,873,004.30 × 849,246.60
  4. Step 4: Simplify right side
    1,915,336.20x = 2,439,889,133,560.38
  5. Step 5: Solve for x
    x = 2,439,889,133,560.38/1,915,336.20
  6. Step 6: Final answer
    x = 1,273,869.90

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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.