Finding the Fourth Proportional to 2,147,324.02, 2,963,363.84 and 1,167,328.96
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Solution
The fourth proportional to 2,147,324.02, 2,963,363.84 and 1,167,328.96 is: 1,610,944.78
Step by Step Solution
- Step 1: Write the proportion equation
2,147,324.02 : 2,963,363.84 = 1,167,328.96 : x - Step 2: Convert to fraction form
2,147,324.02/2,963,363.84 = 1,167,328.96/x - Step 3: Cross multiply
2,147,324.02x = 2,963,363.84 × 1,167,328.96 - Step 4: Simplify right side
2,147,324.02x = 3,459,220,429,448.81 - Step 5: Solve for x
x = 3,459,220,429,448.81/2,147,324.02 - Step 6: Final answer
x = 1,610,944.78
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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.