Finding the Fourth Proportional to 2,915,084.01, 4,022,829.91 and 1,608,335.99
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Solution
The fourth proportional to 2,915,084.01, 4,022,829.91 and 1,608,335.99 is: 2,219,511.38
Step by Step Solution
- Step 1: Write the proportion equation
2,915,084.01 : 4,022,829.91 = 1,608,335.99 : x - Step 2: Convert to fraction form
2,915,084.01/4,022,829.91 = 1,608,335.99/x - Step 3: Cross multiply
2,915,084.01x = 4,022,829.91 × 1,608,335.99 - Step 4: Simplify right side
2,915,084.01x = 6,470,062,125,901.46 - Step 5: Solve for x
x = 6,470,062,125,901.46/2,915,084.01 - Step 6: Final answer
x = 2,219,511.38
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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.