Home / 1,886,687.89-2,830,474.68-624,515.50

Finding the Fourth Proportional to 1,886,687.89, 2,830,474.68 and 624,515.50

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Solution

The fourth proportional to 1,886,687.89, 2,830,474.68 and 624,515.50 is: 936,919.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,687.89 : 2,830,474.68 = 624,515.50 : x
  2. Step 2: Convert to fraction form
    1,886,687.89/2,830,474.68 = 624,515.50/x
  3. Step 3: Cross multiply
    1,886,687.89x = 2,830,474.68 × 624,515.50
  4. Step 4: Simplify right side
    1,886,687.89x = 1,767,675,310,017.54
  5. Step 5: Solve for x
    x = 1,767,675,310,017.54/1,886,687.89
  6. Step 6: Final answer
    x = 936,919.84

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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.