Finding the Fourth Proportional to 5,894,963.28, 8,134,991.91 and 3,281,425.92
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Solution
The fourth proportional to 5,894,963.28, 8,134,991.91 and 3,281,425.92 is: 4,528,335.81
Step by Step Solution
- Step 1: Write the proportion equation
5,894,963.28 : 8,134,991.91 = 3,281,425.92 : x - Step 2: Convert to fraction form
5,894,963.28/8,134,991.91 = 3,281,425.92/x - Step 3: Cross multiply
5,894,963.28x = 8,134,991.91 × 3,281,425.92 - Step 4: Simplify right side
5,894,963.28x = 26,694,373,312,464.31 - Step 5: Solve for x
x = 26,694,373,312,464.31/5,894,963.28 - Step 6: Final answer
x = 4,528,335.81
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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.