Finding the Fourth Proportional to 1,283,950.08, 1,771,829.12 and 710,977.92
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Solution
The fourth proportional to 1,283,950.08, 1,771,829.12 and 710,977.92 is: 981,137.35
Step by Step Solution
- Step 1: Write the proportion equation
1,283,950.08 : 1,771,829.12 = 710,977.92 : x - Step 2: Convert to fraction form
1,283,950.08/1,771,829.12 = 710,977.92/x - Step 3: Cross multiply
1,283,950.08x = 1,771,829.12 × 710,977.92 - Step 4: Simplify right side
1,283,950.08x = 1,259,731,382,333.03 - Step 5: Solve for x
x = 1,259,731,382,333.03/1,283,950.08 - Step 6: Final answer
x = 981,137.35
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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.