Finding the Fourth Proportional to 4,906,722.48, 6,771,500.12 and 2,731,403.48
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Solution
The fourth proportional to 4,906,722.48, 6,771,500.12 and 2,731,403.48 is: 3,769,460.99
Step by Step Solution
- Step 1: Write the proportion equation
4,906,722.48 : 6,771,500.12 = 2,731,403.48 : x - Step 2: Convert to fraction form
4,906,722.48/6,771,500.12 = 2,731,403.48/x - Step 3: Cross multiply
4,906,722.48x = 6,771,500.12 × 2,731,403.48 - Step 4: Simplify right side
4,906,722.48x = 18,495,698,992,588.42 - Step 5: Solve for x
x = 18,495,698,992,588.42/4,906,722.48 - Step 6: Final answer
x = 3,769,460.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.