Finding the Fourth Proportional to 1,637,082.95, 2,259,197.97 and 939,477.47
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Solution
The fourth proportional to 1,637,082.95, 2,259,197.97 and 939,477.47 is: 1,296,492.39
Step by Step Solution
- Step 1: Write the proportion equation
1,637,082.95 : 2,259,197.97 = 939,477.47 : x - Step 2: Convert to fraction form
1,637,082.95/2,259,197.97 = 939,477.47/x - Step 3: Cross multiply
1,637,082.95x = 2,259,197.97 × 939,477.47 - Step 4: Simplify right side
1,637,082.95x = 2,122,465,593,084.74 - Step 5: Solve for x
x = 2,122,465,593,084.74/1,637,082.95 - Step 6: Final answer
x = 1,296,492.39
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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.