Home / 1,054,190.28-1,581,936.06-414,382.07

Finding the Fourth Proportional to 1,054,190.28, 1,581,936.06 and 414,382.07

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Solution

The fourth proportional to 1,054,190.28, 1,581,936.06 and 414,382.07 is: 621,828.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,190.28 : 1,581,936.06 = 414,382.07 : x
  2. Step 2: Convert to fraction form
    1,054,190.28/1,581,936.06 = 414,382.07/x
  3. Step 3: Cross multiply
    1,054,190.28x = 1,581,936.06 × 414,382.07
  4. Step 4: Simplify right side
    1,054,190.28x = 655,525,931,240.76
  5. Step 5: Solve for x
    x = 655,525,931,240.76/1,054,190.28
  6. Step 6: Final answer
    x = 621,828.85

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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.