Finding the Fourth Proportional to 5,619,521.64, 7,754,959.62 and 3,041,201.64
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Solution
The fourth proportional to 5,619,521.64, 7,754,959.62 and 3,041,201.64 is: 4,196,868.96
Step by Step Solution
- Step 1: Write the proportion equation
5,619,521.64 : 7,754,959.62 = 3,041,201.64 : x - Step 2: Convert to fraction form
5,619,521.64/7,754,959.62 = 3,041,201.64/x - Step 3: Cross multiply
5,619,521.64x = 7,754,959.62 × 3,041,201.64 - Step 4: Simplify right side
5,619,521.64x = 23,584,395,914,477.78 - Step 5: Solve for x
x = 23,584,395,914,477.78/5,619,521.64 - Step 6: Final answer
x = 4,196,868.96
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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.