Finding the Fourth Proportional to 1,643,249.30, 2,464,643.84 and 563,743.94
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Solution
The fourth proportional to 1,643,249.30, 2,464,643.84 and 563,743.94 is: 845,536.96
Step by Step Solution
- Step 1: Write the proportion equation
1,643,249.30 : 2,464,643.84 = 563,743.94 : x - Step 2: Convert to fraction form
1,643,249.30/2,464,643.84 = 563,743.94/x - Step 3: Cross multiply
1,643,249.30x = 2,464,643.84 × 563,743.94 - Step 4: Simplify right side
1,643,249.30x = 1,389,428,013,916.39 - Step 5: Solve for x
x = 1,389,428,013,916.39/1,643,249.30 - Step 6: Final answer
x = 845,536.96
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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.