Finding the Fourth Proportional to 1,457,877.36, 2,011,621.57 and 845,889.82
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Solution
The fourth proportional to 1,457,877.36, 2,011,621.57 and 845,889.82 is: 1,167,183.37
Step by Step Solution
- Step 1: Write the proportion equation
1,457,877.36 : 2,011,621.57 = 845,889.82 : x - Step 2: Convert to fraction form
1,457,877.36/2,011,621.57 = 845,889.82/x - Step 3: Cross multiply
1,457,877.36x = 2,011,621.57 × 845,889.82 - Step 4: Simplify right side
1,457,877.36x = 1,701,610,207,755.42 - Step 5: Solve for x
x = 1,701,610,207,755.42/1,457,877.36 - Step 6: Final answer
x = 1,167,183.37
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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.