Finding the Fourth Proportional to 3,899,854.99, 5,848,590.57 and 1,374,919.75
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Solution
The fourth proportional to 3,899,854.99, 5,848,590.57 and 1,374,919.75 is: 2,061,959.41
Step by Step Solution
- Step 1: Write the proportion equation
3,899,854.99 : 5,848,590.57 = 1,374,919.75 : x - Step 2: Convert to fraction form
3,899,854.99/5,848,590.57 = 1,374,919.75/x - Step 3: Cross multiply
3,899,854.99x = 5,848,590.57 × 1,374,919.75 - Step 4: Simplify right side
3,899,854.99x = 8,041,342,684,356.76 - Step 5: Solve for x
x = 8,041,342,684,356.76/3,899,854.99 - Step 6: Final answer
x = 2,061,959.41
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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.