Finding the Fourth Proportional to 1,005,433.92, 1,387,525.36 and 546,579.36
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Solution
The fourth proportional to 1,005,433.92, 1,387,525.36 and 546,579.36 is: 754,293.95
Step by Step Solution
- Step 1: Write the proportion equation
1,005,433.92 : 1,387,525.36 = 546,579.36 : x - Step 2: Convert to fraction form
1,005,433.92/1,387,525.36 = 546,579.36/x - Step 3: Cross multiply
1,005,433.92x = 1,387,525.36 × 546,579.36 - Step 4: Simplify right side
1,005,433.92x = 758,392,723,252.57 - Step 5: Solve for x
x = 758,392,723,252.57/1,005,433.92 - Step 6: Final answer
x = 754,293.95
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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.