Finding the Fourth Proportional to 1,268,294.12, 1,750,245.46 and 695,321.99
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Solution
The fourth proportional to 1,268,294.12, 1,750,245.46 and 695,321.99 is: 959,544.11
Step by Step Solution
- Step 1: Write the proportion equation
1,268,294.12 : 1,750,245.46 = 695,321.99 : x - Step 2: Convert to fraction form
1,268,294.12/1,750,245.46 = 695,321.99/x - Step 3: Cross multiply
1,268,294.12x = 1,750,245.46 × 695,321.99 - Step 4: Simplify right side
1,268,294.12x = 1,216,984,145,746.13 - Step 5: Solve for x
x = 1,216,984,145,746.13/1,268,294.12 - Step 6: Final answer
x = 959,544.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.