Finding the Fourth Proportional to 1,893,117.75, 2,839,676.64 and 563,421.75
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Solution
The fourth proportional to 1,893,117.75, 2,839,676.64 and 563,421.75 is: 845,132.63
Step by Step Solution
- Step 1: Write the proportion equation
1,893,117.75 : 2,839,676.64 = 563,421.75 : x - Step 2: Convert to fraction form
1,893,117.75/2,839,676.64 = 563,421.75/x - Step 3: Cross multiply
1,893,117.75x = 2,839,676.64 × 563,421.75 - Step 4: Simplify right side
1,893,117.75x = 1,599,935,581,942.92 - Step 5: Solve for x
x = 1,599,935,581,942.92/1,893,117.75 - Step 6: Final answer
x = 845,132.63
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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.