Finding the Fourth Proportional to 5,444,380.54, 8,165,948.73 and 1,455,603.58
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Solution
The fourth proportional to 5,444,380.54, 8,165,948.73 and 1,455,603.58 is: 2,183,239.05
Step by Step Solution
- Step 1: Write the proportion equation
5,444,380.54 : 8,165,948.73 = 1,455,603.58 : x - Step 2: Convert to fraction form
5,444,380.54/8,165,948.73 = 1,455,603.58/x - Step 3: Cross multiply
5,444,380.54x = 8,165,948.73 × 1,455,603.58 - Step 4: Simplify right side
5,444,380.54x = 11,886,384,205,484.46 - Step 5: Solve for x
x = 11,886,384,205,484.46/5,444,380.54 - Step 6: Final answer
x = 2,183,239.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.