Finding the Fourth Proportional to 1,579,290.82, 2,368,842.70 and 442,027.80
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Solution
The fourth proportional to 1,579,290.82, 2,368,842.70 and 442,027.80 is: 663,015.52
Step by Step Solution
- Step 1: Write the proportion equation
1,579,290.82 : 2,368,842.70 = 442,027.80 : x - Step 2: Convert to fraction form
1,579,290.82/2,368,842.70 = 442,027.80/x - Step 3: Cross multiply
1,579,290.82x = 2,368,842.70 × 442,027.80 - Step 4: Simplify right side
1,579,290.82x = 1,047,094,327,227.06 - Step 5: Solve for x
x = 1,047,094,327,227.06/1,579,290.82 - Step 6: Final answer
x = 663,015.52
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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.