Home / 1,558,490.64-2,150,351.64-946,626.36

Finding the Fourth Proportional to 1,558,490.64, 2,150,351.64 and 946,626.36

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Solution

The fourth proportional to 1,558,490.64, 2,150,351.64 and 946,626.36 is: 1,306,122.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,490.64 : 2,150,351.64 = 946,626.36 : x
  2. Step 2: Convert to fraction form
    1,558,490.64/2,150,351.64 = 946,626.36/x
  3. Step 3: Cross multiply
    1,558,490.64x = 2,150,351.64 × 946,626.36
  4. Step 4: Simplify right side
    1,558,490.64x = 2,035,579,545,693.23
  5. Step 5: Solve for x
    x = 2,035,579,545,693.23/1,558,490.64
  6. Step 6: Final answer
    x = 1,306,122.41

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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.