Finding the Fourth Proportional to 5,183,999.30, 7,775,998.95 and 3,657,829.70
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Solution
The fourth proportional to 5,183,999.30, 7,775,998.95 and 3,657,829.70 is: 5,486,744.55
Step by Step Solution
- Step 1: Write the proportion equation
5,183,999.30 : 7,775,998.95 = 3,657,829.70 : x - Step 2: Convert to fraction form
5,183,999.30/7,775,998.95 = 3,657,829.70/x - Step 3: Cross multiply
5,183,999.30x = 7,775,998.95 × 3,657,829.70 - Step 4: Simplify right side
5,183,999.30x = 28,443,279,906,478.82 - Step 5: Solve for x
x = 28,443,279,906,478.82/5,183,999.30 - Step 6: Final answer
x = 5,486,744.55
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Similar ratio
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1.5x scale
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.