Finding the Fourth Proportional to 3,789,032.52, 5,228,591.94 and 2,069,788.08
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Solution
The fourth proportional to 3,789,032.52, 5,228,591.94 and 2,069,788.08 is: 2,856,158.46
Step by Step Solution
- Step 1: Write the proportion equation
3,789,032.52 : 5,228,591.94 = 2,069,788.08 : x - Step 2: Convert to fraction form
3,789,032.52/5,228,591.94 = 2,069,788.08/x - Step 3: Cross multiply
3,789,032.52x = 5,228,591.94 × 2,069,788.08 - Step 4: Simplify right side
3,789,032.52x = 10,822,077,272,596.08 - Step 5: Solve for x
x = 10,822,077,272,596.08/3,789,032.52 - Step 6: Final answer
x = 2,856,158.46
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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.