Finding the Fourth Proportional to 1,439,295.16, 1,986,252.96 and 794,677.20
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Solution
The fourth proportional to 1,439,295.16, 1,986,252.96 and 794,677.20 is: 1,096,668.69
Step by Step Solution
- Step 1: Write the proportion equation
1,439,295.16 : 1,986,252.96 = 794,677.20 : x - Step 2: Convert to fraction form
1,439,295.16/1,986,252.96 = 794,677.20/x - Step 3: Cross multiply
1,439,295.16x = 1,986,252.96 × 794,677.20 - Step 4: Simplify right side
1,439,295.16x = 1,578,429,940,744.51 - Step 5: Solve for x
x = 1,578,429,940,744.51/1,439,295.16 - Step 6: Final answer
x = 1,096,668.69
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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.