Finding the Fourth Proportional to 1,791,988.97, 2,472,943.70 and 987,172.97
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Solution
The fourth proportional to 1,791,988.97, 2,472,943.70 and 987,172.97 is: 1,362,298.10
Step by Step Solution
- Step 1: Write the proportion equation
1,791,988.97 : 2,472,943.70 = 987,172.97 : x - Step 2: Convert to fraction form
1,791,988.97/2,472,943.70 = 987,172.97/x - Step 3: Cross multiply
1,791,988.97x = 2,472,943.70 × 987,172.97 - Step 4: Simplify right side
1,791,988.97x = 2,441,223,167,075.00 - Step 5: Solve for x
x = 2,441,223,167,075.00/1,791,988.97 - Step 6: Final answer
x = 1,362,298.10
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.