Finding the Fourth Proportional to 1,371,546.18, 2,057,417.82 and 472,974.99
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Solution
The fourth proportional to 1,371,546.18, 2,057,417.82 and 472,974.99 is: 709,496.47
Step by Step Solution
- Step 1: Write the proportion equation
1,371,546.18 : 2,057,417.82 = 472,974.99 : x - Step 2: Convert to fraction form
1,371,546.18/2,057,417.82 = 472,974.99/x - Step 3: Cross multiply
1,371,546.18x = 2,057,417.82 × 472,974.99 - Step 4: Simplify right side
1,371,546.18x = 973,107,172,840.32 - Step 5: Solve for x
x = 973,107,172,840.32/1,371,546.18 - Step 6: Final answer
x = 709,496.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.