Finding the Fourth Proportional to 4,211,055.54, 5,804,431.56 and 3,291,660.18
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Solution
The fourth proportional to 4,211,055.54, 5,804,431.56 and 3,291,660.18 is: 4,537,156.08
Step by Step Solution
- Step 1: Write the proportion equation
4,211,055.54 : 5,804,431.56 = 3,291,660.18 : x - Step 2: Convert to fraction form
4,211,055.54/5,804,431.56 = 3,291,660.18/x - Step 3: Cross multiply
4,211,055.54x = 5,804,431.56 × 3,291,660.18 - Step 4: Simplify right side
4,211,055.54x = 19,106,216,233,587.28 - Step 5: Solve for x
x = 19,106,216,233,587.28/4,211,055.54 - Step 6: Final answer
x = 4,537,156.08
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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.