Finding the Fourth Proportional to 3,503,697.09, 4,835,115.36 and 1,955,024.05
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Solution
The fourth proportional to 3,503,697.09, 4,835,115.36 and 1,955,024.05 is: 2,697,940.65
Step by Step Solution
- Step 1: Write the proportion equation
3,503,697.09 : 4,835,115.36 = 1,955,024.05 : x - Step 2: Convert to fraction form
3,503,697.09/4,835,115.36 = 1,955,024.05/x - Step 3: Cross multiply
3,503,697.09x = 4,835,115.36 × 1,955,024.05 - Step 4: Simplify right side
3,503,697.09x = 9,452,766,804,803.96 - Step 5: Solve for x
x = 9,452,766,804,803.96/3,503,697.09 - Step 6: Final answer
x = 2,697,940.65
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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.