Finding the Fourth Proportional to 4,724,400.60, 6,519,671.10 and 2,578,224.60
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Solution
The fourth proportional to 4,724,400.60, 6,519,671.10 and 2,578,224.60 is: 3,557,949.00
Step by Step Solution
- Step 1: Write the proportion equation
4,724,400.60 : 6,519,671.10 = 2,578,224.60 : x - Step 2: Convert to fraction form
4,724,400.60/6,519,671.10 = 2,578,224.60/x - Step 3: Cross multiply
4,724,400.60x = 6,519,671.10 × 2,578,224.60 - Step 4: Simplify right side
4,724,400.60x = 16,809,176,413,929.06 - Step 5: Solve for x
x = 16,809,176,413,929.06/4,724,400.60 - Step 6: Final answer
x = 3,557,949.00
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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.