Finding the Fourth Proportional to 2,146,613.76, 3,219,887.16 and 549,163.08
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Solution
The fourth proportional to 2,146,613.76, 3,219,887.16 and 549,163.08 is: 823,736.05
Step by Step Solution
- Step 1: Write the proportion equation
2,146,613.76 : 3,219,887.16 = 549,163.08 : x - Step 2: Convert to fraction form
2,146,613.76/3,219,887.16 = 549,163.08/x - Step 3: Cross multiply
2,146,613.76x = 3,219,887.16 × 549,163.08 - Step 4: Simplify right side
2,146,613.76x = 1,768,243,150,038.05 - Step 5: Solve for x
x = 1,768,243,150,038.05/2,146,613.76 - Step 6: Final answer
x = 823,736.05
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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.