Finding the Fourth Proportional to 1,067,918.04, 1,474,260.12 and 615,121.56
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Solution
The fourth proportional to 1,067,918.04, 1,474,260.12 and 615,121.56 is: 849,174.89
Step by Step Solution
- Step 1: Write the proportion equation
1,067,918.04 : 1,474,260.12 = 615,121.56 : x - Step 2: Convert to fraction form
1,067,918.04/1,474,260.12 = 615,121.56/x - Step 3: Cross multiply
1,067,918.04x = 1,474,260.12 × 615,121.56 - Step 4: Simplify right side
1,067,918.04x = 906,849,184,860.19 - Step 5: Solve for x
x = 906,849,184,860.19/1,067,918.04 - Step 6: Final answer
x = 849,174.89
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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.