Finding the Fourth Proportional to 3,394,779.22, 4,683,469.41 and 1,943,699.14
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Solution
The fourth proportional to 3,394,779.22, 4,683,469.41 and 1,943,699.14 is: 2,681,545.65
Step by Step Solution
- Step 1: Write the proportion equation
3,394,779.22 : 4,683,469.41 = 1,943,699.14 : x - Step 2: Convert to fraction form
3,394,779.22/4,683,469.41 = 1,943,699.14/x - Step 3: Cross multiply
3,394,779.22x = 4,683,469.41 × 1,943,699.14 - Step 4: Simplify right side
3,394,779.22x = 9,103,255,464,433.31 - Step 5: Solve for x
x = 9,103,255,464,433.31/3,394,779.22 - Step 6: Final answer
x = 2,681,545.65
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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.