Finding the Fourth Proportional to 1,684,148.94, 2,525,918.58 and 485,776.62
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Solution
The fourth proportional to 1,684,148.94, 2,525,918.58 and 485,776.62 is: 728,577.00
Step by Step Solution
- Step 1: Write the proportion equation
1,684,148.94 : 2,525,918.58 = 485,776.62 : x - Step 2: Convert to fraction form
1,684,148.94/2,525,918.58 = 485,776.62/x - Step 3: Cross multiply
1,684,148.94x = 2,525,918.58 × 485,776.62 - Step 4: Simplify right side
1,684,148.94x = 1,227,032,190,187.60 - Step 5: Solve for x
x = 1,227,032,190,187.60/1,684,148.94 - Step 6: Final answer
x = 728,577.00
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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.