Finding the Fourth Proportional to 3,654,966.18, 5,482,816.47 and 1,258,493.70
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Solution
The fourth proportional to 3,654,966.18, 5,482,816.47 and 1,258,493.70 is: 1,887,866.99
Step by Step Solution
- Step 1: Write the proportion equation
3,654,966.18 : 5,482,816.47 = 1,258,493.70 : x - Step 2: Convert to fraction form
3,654,966.18/5,482,816.47 = 1,258,493.70/x - Step 3: Cross multiply
3,654,966.18x = 5,482,816.47 × 1,258,493.70 - Step 4: Simplify right side
3,654,966.18x = 6,900,089,985,751.24 - Step 5: Solve for x
x = 6,900,089,985,751.24/3,654,966.18 - Step 6: Final answer
x = 1,887,866.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.