Finding the Fourth Proportional to 4,977,418.36, 6,854,376.66 and 4,323,745.96
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Solution
The fourth proportional to 4,977,418.36, 6,854,376.66 and 4,323,745.96 is: 5,954,207.83
Step by Step Solution
- Step 1: Write the proportion equation
4,977,418.36 : 6,854,376.66 = 4,323,745.96 : x - Step 2: Convert to fraction form
4,977,418.36/6,854,376.66 = 4,323,745.96/x - Step 3: Cross multiply
4,977,418.36x = 6,854,376.66 × 4,323,745.96 - Step 4: Simplify right side
4,977,418.36x = 29,636,583,391,993.29 - Step 5: Solve for x
x = 29,636,583,391,993.29/4,977,418.36 - Step 6: Final answer
x = 5,954,207.83
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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.