Home / 1,517,912.99-2,094,517.52-974,784.47

Finding the Fourth Proportional to 1,517,912.99, 2,094,517.52 and 974,784.47

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Solution

The fourth proportional to 1,517,912.99, 2,094,517.52 and 974,784.47 is: 1,345,072.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,912.99 : 2,094,517.52 = 974,784.47 : x
  2. Step 2: Convert to fraction form
    1,517,912.99/2,094,517.52 = 974,784.47/x
  3. Step 3: Cross multiply
    1,517,912.99x = 2,094,517.52 × 974,784.47
  4. Step 4: Simplify right side
    1,517,912.99x = 2,041,703,145,764.99
  5. Step 5: Solve for x
    x = 2,041,703,145,764.99/1,517,912.99
  6. Step 6: Final answer
    x = 1,345,072.58

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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.