Finding the Fourth Proportional to 1,539,147.80, 2,123,506.13 and 995,970.80
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Solution
The fourth proportional to 1,539,147.80, 2,123,506.13 and 995,970.80 is: 1,374,104.62
Step by Step Solution
- Step 1: Write the proportion equation
1,539,147.80 : 2,123,506.13 = 995,970.80 : x - Step 2: Convert to fraction form
1,539,147.80/2,123,506.13 = 995,970.80/x - Step 3: Cross multiply
1,539,147.80x = 2,123,506.13 × 995,970.80 - Step 4: Simplify right side
1,539,147.80x = 2,114,950,099,429.92 - Step 5: Solve for x
x = 2,114,950,099,429.92/1,539,147.80 - Step 6: Final answer
x = 1,374,104.62
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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.