Finding the Fourth Proportional to 4,759,261.98, 7,136,210.22 and 1,563,530.10
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Solution
The fourth proportional to 4,759,261.98, 7,136,210.22 and 1,563,530.10 is: 2,344,413.80
Step by Step Solution
- Step 1: Write the proportion equation
4,759,261.98 : 7,136,210.22 = 1,563,530.10 : x - Step 2: Convert to fraction form
4,759,261.98/7,136,210.22 = 1,563,530.10/x - Step 3: Cross multiply
4,759,261.98x = 7,136,210.22 × 1,563,530.10 - Step 4: Simplify right side
4,759,261.98x = 11,157,679,478,897.62 - Step 5: Solve for x
x = 11,157,679,478,897.62/4,759,261.98 - Step 6: Final answer
x = 2,344,413.80
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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.