Finding the Fourth Proportional to 5,475,670.27, 8,212,877.88 and 1,432,548.25
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Solution
The fourth proportional to 5,475,670.27, 8,212,877.88 and 1,432,548.25 is: 2,148,658.20
Step by Step Solution
- Step 1: Write the proportion equation
5,475,670.27 : 8,212,877.88 = 1,432,548.25 : x - Step 2: Convert to fraction form
5,475,670.27/8,212,877.88 = 1,432,548.25/x - Step 3: Cross multiply
5,475,670.27x = 8,212,877.88 × 1,432,548.25 - Step 4: Simplify right side
5,475,670.27x = 11,765,343,834,457.71 - Step 5: Solve for x
x = 11,765,343,834,457.71/5,475,670.27 - Step 6: Final answer
x = 2,148,658.20
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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.