Finding the Fourth Proportional to 1,934,560.23, 2,668,865.00 and 1,208,146.83
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Solution
The fourth proportional to 1,934,560.23, 2,668,865.00 and 1,208,146.83 is: 1,666,725.46
Step by Step Solution
- Step 1: Write the proportion equation
1,934,560.23 : 2,668,865.00 = 1,208,146.83 : x - Step 2: Convert to fraction form
1,934,560.23/2,668,865.00 = 1,208,146.83/x - Step 3: Cross multiply
1,934,560.23x = 2,668,865.00 × 1,208,146.83 - Step 4: Simplify right side
1,934,560.23x = 3,224,380,783,407.22 - Step 5: Solve for x
x = 3,224,380,783,407.22/1,934,560.23 - Step 6: Final answer
x = 1,666,725.46
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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.