Finding the Fourth Proportional to 2,146,614.76, 3,219,888.66 and 549,164.08
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Solution
The fourth proportional to 2,146,614.76, 3,219,888.66 and 549,164.08 is: 823,737.55
Step by Step Solution
- Step 1: Write the proportion equation
2,146,614.76 : 3,219,888.66 = 549,164.08 : x - Step 2: Convert to fraction form
2,146,614.76/3,219,888.66 = 549,164.08/x - Step 3: Cross multiply
2,146,614.76x = 3,219,888.66 × 549,164.08 - Step 4: Simplify right side
2,146,614.76x = 1,768,247,193,671.33 - Step 5: Solve for x
x = 1,768,247,193,671.33/2,146,614.76 - Step 6: Final answer
x = 823,737.55
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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.