Finding the Fourth Proportional to 1,793,988.64, 2,473,131.92 and 1,411,350.88
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Solution
The fourth proportional to 1,793,988.64, 2,473,131.92 and 1,411,350.88 is: 1,945,640.48
Step by Step Solution
- Step 1: Write the proportion equation
1,793,988.64 : 2,473,131.92 = 1,411,350.88 : x - Step 2: Convert to fraction form
1,793,988.64/2,473,131.92 = 1,411,350.88/x - Step 3: Cross multiply
1,793,988.64x = 2,473,131.92 × 1,411,350.88 - Step 4: Simplify right side
1,793,988.64x = 3,490,456,911,648.09 - Step 5: Solve for x
x = 3,490,456,911,648.09/1,793,988.64 - Step 6: Final answer
x = 1,945,640.48
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.