Finding the Fourth Proportional to 1,478,653.63, 2,040,604.04 and 834,073.66
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Solution
The fourth proportional to 1,478,653.63, 2,040,604.04 and 834,073.66 is: 1,151,056.63
Step by Step Solution
- Step 1: Write the proportion equation
1,478,653.63 : 2,040,604.04 = 834,073.66 : x - Step 2: Convert to fraction form
1,478,653.63/2,040,604.04 = 834,073.66/x - Step 3: Cross multiply
1,478,653.63x = 2,040,604.04 × 834,073.66 - Step 4: Simplify right side
1,478,653.63x = 1,702,014,073,411.13 - Step 5: Solve for x
x = 1,702,014,073,411.13/1,478,653.63 - Step 6: Final answer
x = 1,151,056.63
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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.