Finding the Fourth Proportional to 1,853,080.18, 2,557,132.14 and 1,037,146.66
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Solution
The fourth proportional to 1,853,080.18, 2,557,132.14 and 1,037,146.66 is: 1,431,196.06
Step by Step Solution
- Step 1: Write the proportion equation
1,853,080.18 : 2,557,132.14 = 1,037,146.66 : x - Step 2: Convert to fraction form
1,853,080.18/2,557,132.14 = 1,037,146.66/x - Step 3: Cross multiply
1,853,080.18x = 2,557,132.14 × 1,037,146.66 - Step 4: Simplify right side
1,853,080.18x = 2,652,121,058,179.65 - Step 5: Solve for x
x = 2,652,121,058,179.65/1,853,080.18 - Step 6: Final answer
x = 1,431,196.06
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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.