Finding the Fourth Proportional to 3,019,463.09, 4,166,973.68 and 1,730,552.21
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Solution
The fourth proportional to 3,019,463.09, 4,166,973.68 and 1,730,552.21 is: 2,388,227.74
Step by Step Solution
- Step 1: Write the proportion equation
3,019,463.09 : 4,166,973.68 = 1,730,552.21 : x - Step 2: Convert to fraction form
3,019,463.09/4,166,973.68 = 1,730,552.21/x - Step 3: Cross multiply
3,019,463.09x = 4,166,973.68 × 1,730,552.21 - Step 4: Simplify right side
3,019,463.09x = 7,211,165,510,935.83 - Step 5: Solve for x
x = 7,211,165,510,935.83/3,019,463.09 - Step 6: Final answer
x = 2,388,227.74
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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.