Finding the Fourth Proportional to 5,319,950.13, 7,341,577.79 and 3,028,258.17
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Solution
The fourth proportional to 5,319,950.13, 7,341,577.79 and 3,028,258.17 is: 4,179,022.81
Step by Step Solution
- Step 1: Write the proportion equation
5,319,950.13 : 7,341,577.79 = 3,028,258.17 : x - Step 2: Convert to fraction form
5,319,950.13/7,341,577.79 = 3,028,258.17/x - Step 3: Cross multiply
5,319,950.13x = 7,341,577.79 × 3,028,258.17 - Step 4: Simplify right side
5,319,950.13x = 22,232,192,923,258.04 - Step 5: Solve for x
x = 22,232,192,923,258.04/5,319,950.13 - Step 6: Final answer
x = 4,179,022.81
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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.