Finding the Fourth Proportional to 4,166,682.86, 5,748,746.58 and 2,715,848.94
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Solution
The fourth proportional to 4,166,682.86, 5,748,746.58 and 2,715,848.94 is: 3,747,039.99
Step by Step Solution
- Step 1: Write the proportion equation
4,166,682.86 : 5,748,746.58 = 2,715,848.94 : x - Step 2: Convert to fraction form
4,166,682.86/5,748,746.58 = 2,715,848.94/x - Step 3: Cross multiply
4,166,682.86x = 5,748,746.58 × 2,715,848.94 - Step 4: Simplify right side
4,166,682.86x = 15,612,727,305,621.62 - Step 5: Solve for x
x = 15,612,727,305,621.62/4,166,682.86 - Step 6: Final answer
x = 3,747,039.99
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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.