Finding the Fourth Proportional to 4,419,032.53, 6,628,552.52 and 2,112,983.08
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Solution
The fourth proportional to 4,419,032.53, 6,628,552.52 and 2,112,983.08 is: 3,169,476.40
Step by Step Solution
- Step 1: Write the proportion equation
4,419,032.53 : 6,628,552.52 = 2,112,983.08 : x - Step 2: Convert to fraction form
4,419,032.53/6,628,552.52 = 2,112,983.08/x - Step 3: Cross multiply
4,419,032.53x = 6,628,552.52 × 2,112,983.08 - Step 4: Simplify right side
4,419,032.53x = 14,006,019,329,800.67 - Step 5: Solve for x
x = 14,006,019,329,800.67/4,419,032.53 - Step 6: Final answer
x = 3,169,476.40
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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.