Finding the Fourth Proportional to 1,636,447.92, 2,257,134.84 and 1,092,309.36
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Solution
The fourth proportional to 1,636,447.92, 2,257,134.84 and 1,092,309.36 is: 1,506,610.43
Step by Step Solution
- Step 1: Write the proportion equation
1,636,447.92 : 2,257,134.84 = 1,092,309.36 : x - Step 2: Convert to fraction form
1,636,447.92/2,257,134.84 = 1,092,309.36/x - Step 3: Cross multiply
1,636,447.92x = 2,257,134.84 × 1,092,309.36 - Step 4: Simplify right side
1,636,447.92x = 2,465,489,512,514.10 - Step 5: Solve for x
x = 2,465,489,512,514.10/1,636,447.92 - Step 6: Final answer
x = 1,506,610.43
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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.