Finding the Fourth Proportional to 2,916,044.16, 4,024,237.56 and 1,591,540.26
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Solution
The fourth proportional to 2,916,044.16, 4,024,237.56 and 1,591,540.26 is: 2,196,378.29
Step by Step Solution
- Step 1: Write the proportion equation
2,916,044.16 : 4,024,237.56 = 1,591,540.26 : x - Step 2: Convert to fraction form
2,916,044.16/4,024,237.56 = 1,591,540.26/x - Step 3: Cross multiply
2,916,044.16x = 4,024,237.56 × 1,591,540.26 - Step 4: Simplify right side
2,916,044.16x = 6,404,736,092,544.17 - Step 5: Solve for x
x = 6,404,736,092,544.17/2,916,044.16 - Step 6: Final answer
x = 2,196,378.29
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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.