Finding the Fourth Proportional to 1,618,569.92, 2,233,626.60 and 893,417.81
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Solution
The fourth proportional to 1,618,569.92, 2,233,626.60 and 893,417.81 is: 1,232,916.64
Step by Step Solution
- Step 1: Write the proportion equation
1,618,569.92 : 2,233,626.60 = 893,417.81 : x - Step 2: Convert to fraction form
1,618,569.92/2,233,626.60 = 893,417.81/x - Step 3: Cross multiply
1,618,569.92x = 2,233,626.60 × 893,417.81 - Step 4: Simplify right side
1,618,569.92x = 1,995,561,785,329.75 - Step 5: Solve for x
x = 1,995,561,785,329.75/1,618,569.92 - Step 6: Final answer
x = 1,232,916.64
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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.