Finding the Fourth Proportional to 1,569,087.40, 2,352,464.70 and 859,916.20
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Solution
The fourth proportional to 1,569,087.40, 2,352,464.70 and 859,916.20 is: 1,289,235.07
Step by Step Solution
- Step 1: Write the proportion equation
1,569,087.40 : 2,352,464.70 = 859,916.20 : x - Step 2: Convert to fraction form
1,569,087.40/2,352,464.70 = 859,916.20/x - Step 3: Cross multiply
1,569,087.40x = 2,352,464.70 × 859,916.20 - Step 4: Simplify right side
1,569,087.40x = 2,022,922,505,458.14 - Step 5: Solve for x
x = 2,022,922,505,458.14/1,569,087.40 - Step 6: Final answer
x = 1,289,235.07
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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.