Finding the Fourth Proportional to 4,487,515.34, 6,193,258.73 and 2,768,591.66
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Solution
The fourth proportional to 4,487,515.34, 6,193,258.73 and 2,768,591.66 is: 3,820,957.29
Step by Step Solution
- Step 1: Write the proportion equation
4,487,515.34 : 6,193,258.73 = 2,768,591.66 : x - Step 2: Convert to fraction form
4,487,515.34/6,193,258.73 = 2,768,591.66/x - Step 3: Cross multiply
4,487,515.34x = 6,193,258.73 × 2,768,591.66 - Step 4: Simplify right side
4,487,515.34x = 17,146,604,468,100.19 - Step 5: Solve for x
x = 17,146,604,468,100.19/4,487,515.34 - Step 6: Final answer
x = 3,820,957.29
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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.