Finding the Fourth Proportional to 5,894,858.16, 8,134,902.23 and 3,281,305.55
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Solution
The fourth proportional to 5,894,858.16, 8,134,902.23 and 3,281,305.55 is: 4,528,200.52
Step by Step Solution
- Step 1: Write the proportion equation
5,894,858.16 : 8,134,902.23 = 3,281,305.55 : x - Step 2: Convert to fraction form
5,894,858.16/8,134,902.23 = 3,281,305.55/x - Step 3: Cross multiply
5,894,858.16x = 8,134,902.23 × 3,281,305.55 - Step 4: Simplify right side
5,894,858.16x = 26,693,099,778,925.34 - Step 5: Solve for x
x = 26,693,099,778,925.34/5,894,858.16 - Step 6: Final answer
x = 4,528,200.52
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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.