Finding the Fourth Proportional to 2,912,483.72, 4,368,723.26 and 782,567.84
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Solution
The fourth proportional to 2,912,483.72, 4,368,723.26 and 782,567.84 is: 1,173,851.14
Step by Step Solution
- Step 1: Write the proportion equation
2,912,483.72 : 4,368,723.26 = 782,567.84 : x - Step 2: Convert to fraction form
2,912,483.72/4,368,723.26 = 782,567.84/x - Step 3: Cross multiply
2,912,483.72x = 4,368,723.26 × 782,567.84 - Step 4: Simplify right side
2,912,483.72x = 3,418,822,325,135.96 - Step 5: Solve for x
x = 3,418,822,325,135.96/2,912,483.72 - Step 6: Final answer
x = 1,173,851.14
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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.