Finding the Fourth Proportional to 1,595,283.22, 2,201,517.12 and 870,130.99
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Solution
The fourth proportional to 1,595,283.22, 2,201,517.12 and 870,130.99 is: 1,200,795.10
Step by Step Solution
- Step 1: Write the proportion equation
1,595,283.22 : 2,201,517.12 = 870,130.99 : x - Step 2: Convert to fraction form
1,595,283.22/2,201,517.12 = 870,130.99/x - Step 3: Cross multiply
1,595,283.22x = 2,201,517.12 × 870,130.99 - Step 4: Simplify right side
1,595,283.22x = 1,915,608,271,127.55 - Step 5: Solve for x
x = 1,915,608,271,127.55/1,595,283.22 - Step 6: Final answer
x = 1,200,795.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.