Finding the Fourth Proportional to 1,677,730.02, 2,315,495.97 and 989,596.26
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Solution
The fourth proportional to 1,677,730.02, 2,315,495.97 and 989,596.26 is: 1,365,777.64
Step by Step Solution
- Step 1: Write the proportion equation
1,677,730.02 : 2,315,495.97 = 989,596.26 : x - Step 2: Convert to fraction form
1,677,730.02/2,315,495.97 = 989,596.26/x - Step 3: Cross multiply
1,677,730.02x = 2,315,495.97 × 989,596.26 - Step 4: Simplify right side
1,677,730.02x = 2,291,406,151,957.07 - Step 5: Solve for x
x = 2,291,406,151,957.07/1,677,730.02 - Step 6: Final answer
x = 1,365,777.64
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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.