Finding the Fourth Proportional to 1,775,664.10, 2,660,434.35 and 827,089.30
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Solution
The fourth proportional to 1,775,664.10, 2,660,434.35 and 827,089.30 is: 1,239,207.79
Step by Step Solution
- Step 1: Write the proportion equation
1,775,664.10 : 2,660,434.35 = 827,089.30 : x - Step 2: Convert to fraction form
1,775,664.10/2,660,434.35 = 827,089.30/x - Step 3: Cross multiply
1,775,664.10x = 2,660,434.35 × 827,089.30 - Step 4: Simplify right side
1,775,664.10x = 2,200,416,784,237.46 - Step 5: Solve for x
x = 2,200,416,784,237.46/1,775,664.10 - Step 6: Final answer
x = 1,239,207.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.