Finding the Fourth Proportional to 1,585,504.12, 2,378,619.47 and 687,096.67
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Solution
The fourth proportional to 1,585,504.12, 2,378,619.47 and 687,096.67 is: 1,030,802.44
Step by Step Solution
- Step 1: Write the proportion equation
1,585,504.12 : 2,378,619.47 = 687,096.67 : x - Step 2: Convert to fraction form
1,585,504.12/2,378,619.47 = 687,096.67/x - Step 3: Cross multiply
1,585,504.12x = 2,378,619.47 × 687,096.67 - Step 4: Simplify right side
1,585,504.12x = 1,634,341,517,034.17 - Step 5: Solve for x
x = 1,634,341,517,034.17/1,585,504.12 - Step 6: Final answer
x = 1,030,802.44
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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.