Finding the Fourth Proportional to 1,876,779.93, 2,592,108.36 and 1,235,064.72
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Solution
The fourth proportional to 1,876,779.93, 2,592,108.36 and 1,235,064.72 is: 1,705,805.53
Step by Step Solution
- Step 1: Write the proportion equation
1,876,779.93 : 2,592,108.36 = 1,235,064.72 : x - Step 2: Convert to fraction form
1,876,779.93/2,592,108.36 = 1,235,064.72/x - Step 3: Cross multiply
1,876,779.93x = 2,592,108.36 × 1,235,064.72 - Step 4: Simplify right side
1,876,779.93x = 3,201,421,585,853.06 - Step 5: Solve for x
x = 3,201,421,585,853.06/1,876,779.93 - Step 6: Final answer
x = 1,705,805.53
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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.