Finding the Fourth Proportional to 1,492,676.84, 2,239,149.72 and 481,822.76
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Solution
The fourth proportional to 1,492,676.84, 2,239,149.72 and 481,822.76 is: 722,777.54
Step by Step Solution
- Step 1: Write the proportion equation
1,492,676.84 : 2,239,149.72 = 481,822.76 : x - Step 2: Convert to fraction form
1,492,676.84/2,239,149.72 = 481,822.76/x - Step 3: Cross multiply
1,492,676.84x = 2,239,149.72 × 481,822.76 - Step 4: Simplify right side
1,492,676.84x = 1,078,873,298,143.63 - Step 5: Solve for x
x = 1,078,873,298,143.63/1,492,676.84 - Step 6: Final answer
x = 722,777.54
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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.