Finding the Fourth Proportional to 4,305,922.84, 6,454,448.29 and 1,910,895.40
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Solution
The fourth proportional to 4,305,922.84, 6,454,448.29 and 1,910,895.40 is: 2,864,374.49
Step by Step Solution
- Step 1: Write the proportion equation
4,305,922.84 : 6,454,448.29 = 1,910,895.40 : x - Step 2: Convert to fraction form
4,305,922.84/6,454,448.29 = 1,910,895.40/x - Step 3: Cross multiply
4,305,922.84x = 6,454,448.29 × 1,910,895.40 - Step 4: Simplify right side
4,305,922.84x = 12,333,775,505,072.15 - Step 5: Solve for x
x = 12,333,775,505,072.15/4,305,922.84 - Step 6: Final answer
x = 2,864,374.49
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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.