Home / 1,517,912.49-2,094,516.83-974,783.97

Finding the Fourth Proportional to 1,517,912.49, 2,094,516.83 and 974,783.97

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Solution

The fourth proportional to 1,517,912.49, 2,094,516.83 and 974,783.97 is: 1,345,071.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,912.49 : 2,094,516.83 = 974,783.97 : x
  2. Step 2: Convert to fraction form
    1,517,912.49/2,094,516.83 = 974,783.97/x
  3. Step 3: Cross multiply
    1,517,912.49x = 2,094,516.83 × 974,783.97
  4. Step 4: Simplify right side
    1,517,912.49x = 2,041,701,425,905.30
  5. Step 5: Solve for x
    x = 2,041,701,425,905.30/1,517,912.49
  6. Step 6: Final answer
    x = 1,345,071.89

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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.