Finding the Fourth Proportional to 1,037,243.60, 1,557,031.80 and 801,630.80
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Solution
The fourth proportional to 1,037,243.60, 1,557,031.80 and 801,630.80 is: 1,203,347.65
Step by Step Solution
- Step 1: Write the proportion equation
1,037,243.60 : 1,557,031.80 = 801,630.80 : x - Step 2: Convert to fraction form
1,037,243.60/1,557,031.80 = 801,630.80/x - Step 3: Cross multiply
1,037,243.60x = 1,557,031.80 × 801,630.80 - Step 4: Simplify right side
1,037,243.60x = 1,248,164,647,459.44 - Step 5: Solve for x
x = 1,248,164,647,459.44/1,037,243.60 - Step 6: Final answer
x = 1,203,347.65
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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.