Finding the Fourth Proportional to 4,389,459.98, 6,057,690.11 and 2,455,605.23
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Solution
The fourth proportional to 4,389,459.98, 6,057,690.11 and 2,455,605.23 is: 3,388,866.87
Step by Step Solution
- Step 1: Write the proportion equation
4,389,459.98 : 6,057,690.11 = 2,455,605.23 : x - Step 2: Convert to fraction form
4,389,459.98/6,057,690.11 = 2,455,605.23/x - Step 3: Cross multiply
4,389,459.98x = 6,057,690.11 × 2,455,605.23 - Step 4: Simplify right side
4,389,459.98x = 14,875,295,473,268.80 - Step 5: Solve for x
x = 14,875,295,473,268.80/4,389,459.98 - Step 6: Final answer
x = 3,388,866.87
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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.