Finding the Fourth Proportional to 4,895,427.11, 6,755,537.09 and 2,690,284.73
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Solution
The fourth proportional to 4,895,427.11, 6,755,537.09 and 2,690,284.73 is: 3,712,509.22
Step by Step Solution
- Step 1: Write the proportion equation
4,895,427.11 : 6,755,537.09 = 2,690,284.73 : x - Step 2: Convert to fraction form
4,895,427.11/6,755,537.09 = 2,690,284.73/x - Step 3: Cross multiply
4,895,427.11x = 6,755,537.09 × 2,690,284.73 - Step 4: Simplify right side
4,895,427.11x = 18,174,318,249,123.66 - Step 5: Solve for x
x = 18,174,318,249,123.66/4,895,427.11 - Step 6: Final answer
x = 3,712,509.22
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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.