Finding the Fourth Proportional to 1,660,556.98, 2,490,837.90 and 462,482.74
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Solution
The fourth proportional to 1,660,556.98, 2,490,837.90 and 462,482.74 is: 693,724.79
Step by Step Solution
- Step 1: Write the proportion equation
1,660,556.98 : 2,490,837.90 = 462,482.74 : x - Step 2: Convert to fraction form
1,660,556.98/2,490,837.90 = 462,482.74/x - Step 3: Cross multiply
1,660,556.98x = 2,490,837.90 × 462,482.74 - Step 4: Simplify right side
1,660,556.98x = 1,151,969,536,887.85 - Step 5: Solve for x
x = 1,151,969,536,887.85/1,660,556.98 - Step 6: Final answer
x = 693,724.79
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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.