Finding the Fourth Proportional to 5,479,378.92, 7,561,551.96 and 3,032,092.98
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Solution
The fourth proportional to 5,479,378.92, 7,561,551.96 and 3,032,092.98 is: 4,184,293.32
Step by Step Solution
- Step 1: Write the proportion equation
5,479,378.92 : 7,561,551.96 = 3,032,092.98 : x - Step 2: Convert to fraction form
5,479,378.92/7,561,551.96 = 3,032,092.98/x - Step 3: Cross multiply
5,479,378.92x = 7,561,551.96 × 3,032,092.98 - Step 4: Simplify right side
5,479,378.92x = 22,927,328,615,821.24 - Step 5: Solve for x
x = 22,927,328,615,821.24/5,479,378.92 - Step 6: Final answer
x = 4,184,293.32
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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.