Finding the Fourth Proportional to 1,479,812.68, 2,219,999.01 and 469,189.18
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Solution
The fourth proportional to 1,479,812.68, 2,219,999.01 and 469,189.18 is: 703,872.54
Step by Step Solution
- Step 1: Write the proportion equation
1,479,812.68 : 2,219,999.01 = 469,189.18 : x - Step 2: Convert to fraction form
1,479,812.68/2,219,999.01 = 469,189.18/x - Step 3: Cross multiply
1,479,812.68x = 2,219,999.01 × 469,189.18 - Step 4: Simplify right side
1,479,812.68x = 1,041,599,515,102.71 - Step 5: Solve for x
x = 1,041,599,515,102.71/1,479,812.68 - Step 6: Final answer
x = 703,872.54
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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.