Finding the Fourth Proportional to 1,845,895.40, 2,547,514.02 and 1,120,575.08
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Solution
The fourth proportional to 1,845,895.40, 2,547,514.02 and 1,120,575.08 is: 1,546,501.89
Step by Step Solution
- Step 1: Write the proportion equation
1,845,895.40 : 2,547,514.02 = 1,120,575.08 : x - Step 2: Convert to fraction form
1,845,895.40/2,547,514.02 = 1,120,575.08/x - Step 3: Cross multiply
1,845,895.40x = 2,547,514.02 × 1,120,575.08 - Step 4: Simplify right side
1,845,895.40x = 2,854,680,726,762.62 - Step 5: Solve for x
x = 2,854,680,726,762.62/1,845,895.40 - Step 6: Final answer
x = 1,546,501.89
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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.