Finding the Fourth Proportional to 2,669,379.99, 3,683,726.13 and 1,445,657.37
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Solution
The fourth proportional to 2,669,379.99, 3,683,726.13 and 1,445,657.37 is: 1,994,997.28
Step by Step Solution
- Step 1: Write the proportion equation
2,669,379.99 : 3,683,726.13 = 1,445,657.37 : x - Step 2: Convert to fraction form
2,669,379.99/3,683,726.13 = 1,445,657.37/x - Step 3: Cross multiply
2,669,379.99x = 3,683,726.13 × 1,445,657.37 - Step 4: Simplify right side
2,669,379.99x = 5,325,405,828,896.08 - Step 5: Solve for x
x = 5,325,405,828,896.08/2,669,379.99 - Step 6: Final answer
x = 1,994,997.28
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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.