Finding the Fourth Proportional to 1,779,286.97, 2,455,411.58 and 963,490.60
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Solution
The fourth proportional to 1,779,286.97, 2,455,411.58 and 963,490.60 is: 1,329,614.62
Step by Step Solution
- Step 1: Write the proportion equation
1,779,286.97 : 2,455,411.58 = 963,490.60 : x - Step 2: Convert to fraction form
1,779,286.97/2,455,411.58 = 963,490.60/x - Step 3: Cross multiply
1,779,286.97x = 2,455,411.58 × 963,490.60 - Step 4: Simplify right side
1,779,286.97x = 2,365,765,965,505.17 - Step 5: Solve for x
x = 2,365,765,965,505.17/1,779,286.97 - Step 6: Final answer
x = 1,329,614.62
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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.