Home / 1,294,816.20-1,942,685.10-1,248,736.20

Finding the Fourth Proportional to 1,294,816.20, 1,942,685.10 and 1,248,736.20

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Solution

The fourth proportional to 1,294,816.20, 1,942,685.10 and 1,248,736.20 is: 1,873,548.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,816.20 : 1,942,685.10 = 1,248,736.20 : x
  2. Step 2: Convert to fraction form
    1,294,816.20/1,942,685.10 = 1,248,736.20/x
  3. Step 3: Cross multiply
    1,294,816.20x = 1,942,685.10 × 1,248,736.20
  4. Step 4: Simplify right side
    1,294,816.20x = 2,425,901,209,570.62
  5. Step 5: Solve for x
    x = 2,425,901,209,570.62/1,294,816.20
  6. Step 6: Final answer
    x = 1,873,548.70

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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.