Finding the Fourth Proportional to 3,276,583.76, 4,511,395.36 and 2,785,587.14
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Solution
The fourth proportional to 3,276,583.76, 4,511,395.36 and 2,785,587.14 is: 3,835,362.02
Step by Step Solution
- Step 1: Write the proportion equation
3,276,583.76 : 4,511,395.36 = 2,785,587.14 : x - Step 2: Convert to fraction form
3,276,583.76/4,511,395.36 = 2,785,587.14/x - Step 3: Cross multiply
3,276,583.76x = 4,511,395.36 × 2,785,587.14 - Step 4: Simplify right side
3,276,583.76x = 12,566,884,898,271.67 - Step 5: Solve for x
x = 12,566,884,898,271.67/3,276,583.76 - Step 6: Final answer
x = 3,835,362.02
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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.