Finding the Fourth Proportional to 1,720,690.58, 2,581,380.66 and 963,608.96
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Solution
The fourth proportional to 1,720,690.58, 2,581,380.66 and 963,608.96 is: 1,445,606.53
Step by Step Solution
- Step 1: Write the proportion equation
1,720,690.58 : 2,581,380.66 = 963,608.96 : x - Step 2: Convert to fraction form
1,720,690.58/2,581,380.66 = 963,608.96/x - Step 3: Cross multiply
1,720,690.58x = 2,581,380.66 × 963,608.96 - Step 4: Simplify right side
1,720,690.58x = 2,487,441,533,146.71 - Step 5: Solve for x
x = 2,487,441,533,146.71/1,720,690.58 - Step 6: Final answer
x = 1,445,606.53
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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.