Finding the Fourth Proportional to 1,618,535.99, 2,233,579.80 and 893,383.89
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Solution
The fourth proportional to 1,618,535.99, 2,233,579.80 and 893,383.89 is: 1,232,869.85
Step by Step Solution
- Step 1: Write the proportion equation
1,618,535.99 : 2,233,579.80 = 893,383.89 : x - Step 2: Convert to fraction form
1,618,535.99/2,233,579.80 = 893,383.89/x - Step 3: Cross multiply
1,618,535.99x = 2,233,579.80 × 893,383.89 - Step 4: Simplify right side
1,618,535.99x = 1,995,444,210,349.42 - Step 5: Solve for x
x = 1,995,444,210,349.42/1,618,535.99 - Step 6: Final answer
x = 1,232,869.85
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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.