Finding the Fourth Proportional to 1,567,352.38, 2,351,031.18 and 430,130.20
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Solution
The fourth proportional to 1,567,352.38, 2,351,031.18 and 430,130.20 is: 645,196.02
Step by Step Solution
- Step 1: Write the proportion equation
1,567,352.38 : 2,351,031.18 = 430,130.20 : x - Step 2: Convert to fraction form
1,567,352.38/2,351,031.18 = 430,130.20/x - Step 3: Cross multiply
1,567,352.38x = 2,351,031.18 × 430,130.20 - Step 4: Simplify right side
1,567,352.38x = 1,011,249,511,659.64 - Step 5: Solve for x
x = 1,011,249,511,659.64/1,567,352.38 - Step 6: Final answer
x = 645,196.02
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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.