Finding the Fourth Proportional to 2,984,572.26, 4,118,877.99 and 2,258,158.79
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Solution
The fourth proportional to 2,984,572.26, 4,118,877.99 and 2,258,158.79 is: 3,116,386.44
Step by Step Solution
- Step 1: Write the proportion equation
2,984,572.26 : 4,118,877.99 = 2,258,158.79 : x - Step 2: Convert to fraction form
2,984,572.26/4,118,877.99 = 2,258,158.79/x - Step 3: Cross multiply
2,984,572.26x = 4,118,877.99 × 2,258,158.79 - Step 4: Simplify right side
2,984,572.26x = 9,301,080,517,461.64 - Step 5: Solve for x
x = 9,301,080,517,461.64/2,984,572.26 - Step 6: Final answer
x = 3,116,386.44
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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.