Finding the Fourth Proportional to 4,021,149.48, 5,549,160.27 and 2,302,602.15
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Solution
The fourth proportional to 4,021,149.48, 5,549,160.27 and 2,302,602.15 is: 3,177,576.07
Step by Step Solution
- Step 1: Write the proportion equation
4,021,149.48 : 5,549,160.27 = 2,302,602.15 : x - Step 2: Convert to fraction form
4,021,149.48/5,549,160.27 = 2,302,602.15/x - Step 3: Cross multiply
4,021,149.48x = 5,549,160.27 × 2,302,602.15 - Step 4: Simplify right side
4,021,149.48x = 12,777,508,356,883.57 - Step 5: Solve for x
x = 12,777,508,356,883.57/4,021,149.48 - Step 6: Final answer
x = 3,177,576.07
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1.5x scale
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.