Finding the Fourth Proportional to 1,810,233.36, 2,715,699.96 and 612,350.28
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Solution
The fourth proportional to 1,810,233.36, 2,715,699.96 and 612,350.28 is: 918,643.79
Step by Step Solution
- Step 1: Write the proportion equation
1,810,233.36 : 2,715,699.96 = 612,350.28 : x - Step 2: Convert to fraction form
1,810,233.36/2,715,699.96 = 612,350.28/x - Step 3: Cross multiply
1,810,233.36x = 2,715,699.96 × 612,350.28 - Step 4: Simplify right side
1,810,233.36x = 1,662,959,630,901.99 - Step 5: Solve for x
x = 1,662,959,630,901.99/1,810,233.36 - Step 6: Final answer
x = 918,643.79
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1.5x scale
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.