Finding the Fourth Proportional to 5,475,633.48, 8,212,822.74 and 1,432,511.46
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Solution
The fourth proportional to 5,475,633.48, 8,212,822.74 and 1,432,511.46 is: 2,148,603.03
Step by Step Solution
- Step 1: Write the proportion equation
5,475,633.48 : 8,212,822.74 = 1,432,511.46 : x - Step 2: Convert to fraction form
5,475,633.48/8,212,822.74 = 1,432,511.46/x - Step 3: Cross multiply
5,475,633.48x = 8,212,822.74 × 1,432,511.46 - Step 4: Simplify right side
5,475,633.48x = 11,764,962,693,998.60 - Step 5: Solve for x
x = 11,764,962,693,998.60/5,475,633.48 - Step 6: Final answer
x = 2,148,603.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.