Finding the Fourth Proportional to 1,918,700.92, 2,877,549.84 and 570,500.44
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Solution
The fourth proportional to 1,918,700.92, 2,877,549.84 and 570,500.44 is: 855,601.53
Step by Step Solution
- Step 1: Write the proportion equation
1,918,700.92 : 2,877,549.84 = 570,500.44 : x - Step 2: Convert to fraction form
1,918,700.92/2,877,549.84 = 570,500.44/x - Step 3: Cross multiply
1,918,700.92x = 2,877,549.84 × 570,500.44 - Step 4: Simplify right side
1,918,700.92x = 1,641,643,449,841.93 - Step 5: Solve for x
x = 1,641,643,449,841.93/1,918,700.92 - Step 6: Final answer
x = 855,601.53
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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.