Finding the Fourth Proportional to 1,853,720.04, 2,557,539.18 and 1,037,803.80
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Solution
The fourth proportional to 1,853,720.04, 2,557,539.18 and 1,037,803.80 is: 1,431,836.43
Step by Step Solution
- Step 1: Write the proportion equation
1,853,720.04 : 2,557,539.18 = 1,037,803.80 : x - Step 2: Convert to fraction form
1,853,720.04/2,557,539.18 = 1,037,803.80/x - Step 3: Cross multiply
1,853,720.04x = 2,557,539.18 × 1,037,803.80 - Step 4: Simplify right side
1,853,720.04x = 2,654,223,879,652.88 - Step 5: Solve for x
x = 2,654,223,879,652.88/1,853,720.04 - Step 6: Final answer
x = 1,431,836.43
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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.