Finding the Fourth Proportional to 2,773,855.51, 3,827,934.80 and 1,550,181.53
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Solution
The fourth proportional to 2,773,855.51, 3,827,934.80 and 1,550,181.53 is: 2,139,258.45
Step by Step Solution
- Step 1: Write the proportion equation
2,773,855.51 : 3,827,934.80 = 1,550,181.53 : x - Step 2: Convert to fraction form
2,773,855.51/3,827,934.80 = 1,550,181.53/x - Step 3: Cross multiply
2,773,855.51x = 3,827,934.80 × 1,550,181.53 - Step 4: Simplify right side
2,773,855.51x = 5,933,993,825,004.24 - Step 5: Solve for x
x = 5,933,993,825,004.24/2,773,855.51 - Step 6: Final answer
x = 2,139,258.45
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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.