Finding the Fourth Proportional to 4,498,548.03, 6,201,538.61 and 3,207,146.40
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Solution
The fourth proportional to 4,498,548.03, 6,201,538.61 and 3,207,146.40 is: 4,421,258.17
Step by Step Solution
- Step 1: Write the proportion equation
4,498,548.03 : 6,201,538.61 = 3,207,146.40 : x - Step 2: Convert to fraction form
4,498,548.03/6,201,538.61 = 3,207,146.40/x - Step 3: Cross multiply
4,498,548.03x = 6,201,538.61 × 3,207,146.40 - Step 4: Simplify right side
4,498,548.03x = 19,889,242,211,486.77 - Step 5: Solve for x
x = 19,889,242,211,486.77/4,498,548.03 - Step 6: Final answer
x = 4,421,258.17
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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.