Finding the Fourth Proportional to 4,326,407.71, 5,969,779.41 and 2,490,511.26
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Solution
The fourth proportional to 4,326,407.71, 5,969,779.41 and 2,490,511.26 is: 3,436,523.76
Step by Step Solution
- Step 1: Write the proportion equation
4,326,407.71 : 5,969,779.41 = 2,490,511.26 : x - Step 2: Convert to fraction form
4,326,407.71/5,969,779.41 = 2,490,511.26/x - Step 3: Cross multiply
4,326,407.71x = 5,969,779.41 × 2,490,511.26 - Step 4: Simplify right side
4,326,407.71x = 14,867,802,872,047.25 - Step 5: Solve for x
x = 14,867,802,872,047.25/4,326,407.71 - Step 6: Final answer
x = 3,436,523.76
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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.