Finding the Fourth Proportional to 2,430,661.91, 3,354,027.48 and 1,342,868.63
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Solution
The fourth proportional to 2,430,661.91, 3,354,027.48 and 1,342,868.63 is: 1,853,000.72
Step by Step Solution
- Step 1: Write the proportion equation
2,430,661.91 : 3,354,027.48 = 1,342,868.63 : x - Step 2: Convert to fraction form
2,430,661.91/3,354,027.48 = 1,342,868.63/x - Step 3: Cross multiply
2,430,661.91x = 3,354,027.48 × 1,342,868.63 - Step 4: Simplify right side
2,430,661.91x = 4,504,018,270,279.82 - Step 5: Solve for x
x = 4,504,018,270,279.82/2,430,661.91 - Step 6: Final answer
x = 1,853,000.72
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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.