Finding the Fourth Proportional to 1,837,928.48, 2,751,249.62 and 1,664,718.08
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Solution
The fourth proportional to 1,837,928.48, 2,751,249.62 and 1,664,718.08 is: 2,491,965.83
Step by Step Solution
- Step 1: Write the proportion equation
1,837,928.48 : 2,751,249.62 = 1,664,718.08 : x - Step 2: Convert to fraction form
1,837,928.48/2,751,249.62 = 1,664,718.08/x - Step 3: Cross multiply
1,837,928.48x = 2,751,249.62 × 1,664,718.08 - Step 4: Simplify right side
1,837,928.48x = 4,580,054,962,927.29 - Step 5: Solve for x
x = 4,580,054,962,927.29/1,837,928.48 - Step 6: Final answer
x = 2,491,965.83
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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.