Finding the Fourth Proportional to 1,448,694.05, 2,173,369.12 and 774,420.08
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Solution
The fourth proportional to 1,448,694.05, 2,173,369.12 and 774,420.08 is: 1,161,805.48
Step by Step Solution
- Step 1: Write the proportion equation
1,448,694.05 : 2,173,369.12 = 774,420.08 : x - Step 2: Convert to fraction form
1,448,694.05/2,173,369.12 = 774,420.08/x - Step 3: Cross multiply
1,448,694.05x = 2,173,369.12 × 774,420.08 - Step 4: Simplify right side
1,448,694.05x = 1,683,100,674,977.03 - Step 5: Solve for x
x = 1,683,100,674,977.03/1,448,694.05 - Step 6: Final answer
x = 1,161,805.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.