Finding the Fourth Proportional to 2,916,164.20, 4,374,246.30 and 2,454,269.80
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Solution
The fourth proportional to 2,916,164.20, 4,374,246.30 and 2,454,269.80 is: 3,681,404.70
Step by Step Solution
- Step 1: Write the proportion equation
2,916,164.20 : 4,374,246.30 = 2,454,269.80 : x - Step 2: Convert to fraction form
2,916,164.20/4,374,246.30 = 2,454,269.80/x - Step 3: Cross multiply
2,916,164.20x = 4,374,246.30 × 2,454,269.80 - Step 4: Simplify right side
2,916,164.20x = 10,735,580,591,851.74 - Step 5: Solve for x
x = 10,735,580,591,851.74/2,916,164.20 - Step 6: Final answer
x = 3,681,404.70
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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.