Home / 1,427,738.63-2,141,378.15-416,623.19

Finding the Fourth Proportional to 1,427,738.63, 2,141,378.15 and 416,623.19

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Solution

The fourth proportional to 1,427,738.63, 2,141,378.15 and 416,623.19 is: 624,867.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,738.63 : 2,141,378.15 = 416,623.19 : x
  2. Step 2: Convert to fraction form
    1,427,738.63/2,141,378.15 = 416,623.19/x
  3. Step 3: Cross multiply
    1,427,738.63x = 2,141,378.15 × 416,623.19
  4. Step 4: Simplify right side
    1,427,738.63x = 892,147,783,059.29
  5. Step 5: Solve for x
    x = 892,147,783,059.29/1,427,738.63
  6. Step 6: Final answer
    x = 624,867.72

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1.5x scale

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.