Finding the Fourth Proportional to 4,169,781.22, 6,258,716.41 and 2,012,324.74
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Solution
The fourth proportional to 4,169,781.22, 6,258,716.41 and 2,012,324.74 is: 3,020,439.01
Step by Step Solution
- Step 1: Write the proportion equation
4,169,781.22 : 6,258,716.41 = 2,012,324.74 : x - Step 2: Convert to fraction form
4,169,781.22/6,258,716.41 = 2,012,324.74/x - Step 3: Cross multiply
4,169,781.22x = 6,258,716.41 × 2,012,324.74 - Step 4: Simplify right side
4,169,781.22x = 12,594,569,872,486.98 - Step 5: Solve for x
x = 12,594,569,872,486.98/4,169,781.22 - Step 6: Final answer
x = 3,020,439.01
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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.