Finding the Fourth Proportional to 1,797,893.49, 2,480,985.21 and 981,934.71
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Solution
The fourth proportional to 1,797,893.49, 2,480,985.21 and 981,934.71 is: 1,355,011.02
Step by Step Solution
- Step 1: Write the proportion equation
1,797,893.49 : 2,480,985.21 = 981,934.71 : x - Step 2: Convert to fraction form
1,797,893.49/2,480,985.21 = 981,934.71/x - Step 3: Cross multiply
1,797,893.49x = 2,480,985.21 × 981,934.71 - Step 4: Simplify right side
1,797,893.49x = 2,436,165,492,695.64 - Step 5: Solve for x
x = 2,436,165,492,695.64/1,797,893.49 - Step 6: Final answer
x = 1,355,011.02
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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.