Finding the Fourth Proportional to 1,252,305.44, 1,728,184.84 and 679,345.62
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Solution
The fourth proportional to 1,252,305.44, 1,728,184.84 and 679,345.62 is: 937,498.76
Step by Step Solution
- Step 1: Write the proportion equation
1,252,305.44 : 1,728,184.84 = 679,345.62 : x - Step 2: Convert to fraction form
1,252,305.44/1,728,184.84 = 679,345.62/x - Step 3: Cross multiply
1,252,305.44x = 1,728,184.84 × 679,345.62 - Step 4: Simplify right side
1,252,305.44x = 1,174,034,801,604.40 - Step 5: Solve for x
x = 1,174,034,801,604.40/1,252,305.44 - Step 6: Final answer
x = 937,498.76
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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.