Finding the Fourth Proportional to 5,010,777.68, 7,516,162.82 and 2,879,502.44
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Solution
The fourth proportional to 5,010,777.68, 7,516,162.82 and 2,879,502.44 is: 4,319,251.53
Step by Step Solution
- Step 1: Write the proportion equation
5,010,777.68 : 7,516,162.82 = 2,879,502.44 : x - Step 2: Convert to fraction form
5,010,777.68/7,516,162.82 = 2,879,502.44/x - Step 3: Cross multiply
5,010,777.68x = 7,516,162.82 × 2,879,502.44 - Step 4: Simplify right side
5,010,777.68x = 21,642,809,179,627.28 - Step 5: Solve for x
x = 21,642,809,179,627.28/5,010,777.68 - Step 6: Final answer
x = 4,319,251.53
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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.