Finding the Fourth Proportional to 3,595,431.87, 4,961,666.49 and 1,963,840.26
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Solution
The fourth proportional to 3,595,431.87, 4,961,666.49 and 1,963,840.26 is: 2,710,083.45
Step by Step Solution
- Step 1: Write the proportion equation
3,595,431.87 : 4,961,666.49 = 1,963,840.26 : x - Step 2: Convert to fraction form
3,595,431.87/4,961,666.49 = 1,963,840.26/x - Step 3: Cross multiply
3,595,431.87x = 4,961,666.49 × 1,963,840.26 - Step 4: Simplify right side
3,595,431.87x = 9,743,920,409,754.89 - Step 5: Solve for x
x = 9,743,920,409,754.89/3,595,431.87 - Step 6: Final answer
x = 2,710,083.45
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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.