Finding the Fourth Proportional to 1,451,576.72, 2,003,303.49 and 798,317.84
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Solution
The fourth proportional to 1,451,576.72, 2,003,303.49 and 798,317.84 is: 1,101,748.80
Step by Step Solution
- Step 1: Write the proportion equation
1,451,576.72 : 2,003,303.49 = 798,317.84 : x - Step 2: Convert to fraction form
1,451,576.72/2,003,303.49 = 798,317.84/x - Step 3: Cross multiply
1,451,576.72x = 2,003,303.49 × 798,317.84 - Step 4: Simplify right side
1,451,576.72x = 1,599,272,915,001.26 - Step 5: Solve for x
x = 1,599,272,915,001.26/1,451,576.72 - Step 6: Final answer
x = 1,101,748.80
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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.