Home / 1,457,923.06-2,186,635.38-392,716.01

Finding the Fourth Proportional to 1,457,923.06, 2,186,635.38 and 392,716.01

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Solution

The fourth proportional to 1,457,923.06, 2,186,635.38 and 392,716.01 is: 589,006.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,923.06 : 2,186,635.38 = 392,716.01 : x
  2. Step 2: Convert to fraction form
    1,457,923.06/2,186,635.38 = 392,716.01/x
  3. Step 3: Cross multiply
    1,457,923.06x = 2,186,635.38 × 392,716.01
  4. Step 4: Simplify right side
    1,457,923.06x = 858,726,712,297.94
  5. Step 5: Solve for x
    x = 858,726,712,297.94/1,457,923.06
  6. Step 6: Final answer
    x = 589,006.88

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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.