Finding the Fourth Proportional to 5,607,009.70, 7,737,676.49 and 3,028,690.49
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Solution
The fourth proportional to 5,607,009.70, 7,737,676.49 and 3,028,690.49 is: 4,179,594.55
Step by Step Solution
- Step 1: Write the proportion equation
5,607,009.70 : 7,737,676.49 = 3,028,690.49 : x - Step 2: Convert to fraction form
5,607,009.70/7,737,676.49 = 3,028,690.49/x - Step 3: Cross multiply
5,607,009.70x = 7,737,676.49 × 3,028,690.49 - Step 4: Simplify right side
5,607,009.70x = 23,435,027,168,842.92 - Step 5: Solve for x
x = 23,435,027,168,842.92/5,607,009.70 - Step 6: Final answer
x = 4,179,594.55
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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.