Finding the Fourth Proportional to 2,370,563.87, 3,271,378.05 and 1,282,835.43
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Solution
The fourth proportional to 2,370,563.87, 3,271,378.05 and 1,282,835.43 is: 1,770,312.85
Step by Step Solution
- Step 1: Write the proportion equation
2,370,563.87 : 3,271,378.05 = 1,282,835.43 : x - Step 2: Convert to fraction form
2,370,563.87/3,271,378.05 = 1,282,835.43/x - Step 3: Cross multiply
2,370,563.87x = 3,271,378.05 × 1,282,835.43 - Step 4: Simplify right side
2,370,563.87x = 4,196,639,667,464.31 - Step 5: Solve for x
x = 4,196,639,667,464.31/2,370,563.87 - Step 6: Final answer
x = 1,770,312.85
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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.