Finding the Fourth Proportional to 1,579,291.82, 2,368,844.20 and 442,028.80
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Solution
The fourth proportional to 1,579,291.82, 2,368,844.20 and 442,028.80 is: 663,017.02
Step by Step Solution
- Step 1: Write the proportion equation
1,579,291.82 : 2,368,844.20 = 442,028.80 : x - Step 2: Convert to fraction form
1,579,291.82/2,368,844.20 = 442,028.80/x - Step 3: Cross multiply
1,579,291.82x = 2,368,844.20 × 442,028.80 - Step 4: Simplify right side
1,579,291.82x = 1,047,097,359,112.96 - Step 5: Solve for x
x = 1,047,097,359,112.96/1,579,291.82 - Step 6: Final answer
x = 663,017.02
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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.