Finding the Fourth Proportional to 1,652,990.22, 2,281,282.62 and 964,606.44
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Solution
The fourth proportional to 1,652,990.22, 2,281,282.62 and 964,606.44 is: 1,331,247.99
Step by Step Solution
- Step 1: Write the proportion equation
1,652,990.22 : 2,281,282.62 = 964,606.44 : x - Step 2: Convert to fraction form
1,652,990.22/2,281,282.62 = 964,606.44/x - Step 3: Cross multiply
1,652,990.22x = 2,281,282.62 × 964,606.44 - Step 4: Simplify right side
1,652,990.22x = 2,200,539,906,712.07 - Step 5: Solve for x
x = 2,200,539,906,712.07/1,652,990.22 - Step 6: Final answer
x = 1,331,247.99
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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.