Finding the Fourth Proportional to 1,779,988.62, 2,456,396.09 and 964,192.29
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Solution
The fourth proportional to 1,779,988.62, 2,456,396.09 and 964,192.29 is: 1,330,591.75
Step by Step Solution
- Step 1: Write the proportion equation
1,779,988.62 : 2,456,396.09 = 964,192.29 : x - Step 2: Convert to fraction form
1,779,988.62/2,456,396.09 = 964,192.29/x - Step 3: Cross multiply
1,779,988.62x = 2,456,396.09 × 964,192.29 - Step 4: Simplify right side
1,779,988.62x = 2,368,438,171,164.15 - Step 5: Solve for x
x = 2,368,438,171,164.15/1,779,988.62 - Step 6: Final answer
x = 1,330,591.75
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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.