Finding the Fourth Proportional to 4,361,452.95, 6,542,890.07 and 1,287,754.48
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Solution
The fourth proportional to 4,361,452.95, 6,542,890.07 and 1,287,754.48 is: 1,931,841.55
Step by Step Solution
- Step 1: Write the proportion equation
4,361,452.95 : 6,542,890.07 = 1,287,754.48 : x - Step 2: Convert to fraction form
4,361,452.95/6,542,890.07 = 1,287,754.48/x - Step 3: Cross multiply
4,361,452.95x = 6,542,890.07 × 1,287,754.48 - Step 4: Simplify right side
4,361,452.95x = 8,425,636,001,529.86 - Step 5: Solve for x
x = 8,425,636,001,529.86/4,361,452.95 - Step 6: Final answer
x = 1,931,841.55
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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.