Finding the Fourth Proportional to 1,787,559.99, 2,464,517.37 and 1,157,783.21
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Solution
The fourth proportional to 1,787,559.99, 2,464,517.37 and 1,157,783.21 is: 1,596,241.16
Step by Step Solution
- Step 1: Write the proportion equation
1,787,559.99 : 2,464,517.37 = 1,157,783.21 : x - Step 2: Convert to fraction form
1,787,559.99/2,464,517.37 = 1,157,783.21/x - Step 3: Cross multiply
1,787,559.99x = 2,464,517.37 × 1,157,783.21 - Step 4: Simplify right side
1,787,559.99x = 2,853,376,831,739.36 - Step 5: Solve for x
x = 2,853,376,831,739.36/1,787,559.99 - Step 6: Final answer
x = 1,596,241.16
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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.