Finding the Fourth Proportional to 4,175,425.60, 6,263,721.60 and 1,779,251.20
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Solution
The fourth proportional to 4,175,425.60, 6,263,721.60 and 1,779,251.20 is: 2,669,125.32
Step by Step Solution
- Step 1: Write the proportion equation
4,175,425.60 : 6,263,721.60 = 1,779,251.20 : x - Step 2: Convert to fraction form
4,175,425.60/6,263,721.60 = 1,779,251.20/x - Step 3: Cross multiply
4,175,425.60x = 6,263,721.60 × 1,779,251.20 - Step 4: Simplify right side
4,175,425.60x = 11,144,734,173,265.92 - Step 5: Solve for x
x = 11,144,734,173,265.92/4,175,425.60 - Step 6: Final answer
x = 2,669,125.32
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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.