Finding the Fourth Proportional to 1,684,649.40, 2,527,848.90 and 738,115.80
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Solution
The fourth proportional to 1,684,649.40, 2,527,848.90 and 738,115.80 is: 1,107,556.99
Step by Step Solution
- Step 1: Write the proportion equation
1,684,649.40 : 2,527,848.90 = 738,115.80 : x - Step 2: Convert to fraction form
1,684,649.40/2,527,848.90 = 738,115.80/x - Step 3: Cross multiply
1,684,649.40x = 2,527,848.90 × 738,115.80 - Step 4: Simplify right side
1,684,649.40x = 1,865,845,213,102.62 - Step 5: Solve for x
x = 1,865,845,213,102.62/1,684,649.40 - Step 6: Final answer
x = 1,107,556.99
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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.