Finding the Fourth Proportional to 1,236,490.08, 1,853,480.28 and 702,908.52
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Solution
The fourth proportional to 1,236,490.08, 1,853,480.28 and 702,908.52 is: 1,053,649.44
Step by Step Solution
- Step 1: Write the proportion equation
1,236,490.08 : 1,853,480.28 = 702,908.52 : x - Step 2: Convert to fraction form
1,236,490.08/1,853,480.28 = 702,908.52/x - Step 3: Cross multiply
1,236,490.08x = 1,853,480.28 × 702,908.52 - Step 4: Simplify right side
1,236,490.08x = 1,302,827,080,463.99 - Step 5: Solve for x
x = 1,302,827,080,463.99/1,236,490.08 - Step 6: Final answer
x = 1,053,649.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.