Finding the Fourth Proportional to 1,618,547.23, 2,233,582.86 and 893,394.87
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Solution
The fourth proportional to 1,618,547.23, 2,233,582.86 and 893,394.87 is: 1,232,878.12
Step by Step Solution
- Step 1: Write the proportion equation
1,618,547.23 : 2,233,582.86 = 893,394.87 : x - Step 2: Convert to fraction form
1,618,547.23/2,233,582.86 = 893,394.87/x - Step 3: Cross multiply
1,618,547.23x = 2,233,582.86 × 893,394.87 - Step 4: Simplify right side
1,618,547.23x = 1,995,471,468,843.93 - Step 5: Solve for x
x = 1,995,471,468,843.93/1,618,547.23 - Step 6: Final answer
x = 1,232,878.12
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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.