Finding the Fourth Proportional to 1,300,648.68, 1,794,927.06 and 727,725.96
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Solution
The fourth proportional to 1,300,648.68, 1,794,927.06 and 727,725.96 is: 1,004,279.66
Step by Step Solution
- Step 1: Write the proportion equation
1,300,648.68 : 1,794,927.06 = 727,725.96 : x - Step 2: Convert to fraction form
1,300,648.68/1,794,927.06 = 727,725.96/x - Step 3: Cross multiply
1,300,648.68x = 1,794,927.06 × 727,725.96 - Step 4: Simplify right side
1,300,648.68x = 1,306,215,017,868.48 - Step 5: Solve for x
x = 1,306,215,017,868.48/1,300,648.68 - Step 6: Final answer
x = 1,004,279.66
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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.