Finding the Fourth Proportional to 2,056,274.13, 2,837,746.99 and 1,138,503.29
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Solution
The fourth proportional to 2,056,274.13, 2,837,746.99 and 1,138,503.29 is: 1,571,183.65
Step by Step Solution
- Step 1: Write the proportion equation
2,056,274.13 : 2,837,746.99 = 1,138,503.29 : x - Step 2: Convert to fraction form
2,056,274.13/2,837,746.99 = 1,138,503.29/x - Step 3: Cross multiply
2,056,274.13x = 2,837,746.99 × 1,138,503.29 - Step 4: Simplify right side
2,056,274.13x = 3,230,784,299,213.54 - Step 5: Solve for x
x = 3,230,784,299,213.54/2,056,274.13 - Step 6: Final answer
x = 1,571,183.65
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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.