Finding the Fourth Proportional to 1,831,929.72, 2,747,901.66 and 766,224.24
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Solution
The fourth proportional to 1,831,929.72, 2,747,901.66 and 766,224.24 is: 1,149,339.32
Step by Step Solution
- Step 1: Write the proportion equation
1,831,929.72 : 2,747,901.66 = 766,224.24 : x - Step 2: Convert to fraction form
1,831,929.72/2,747,901.66 = 766,224.24/x - Step 3: Cross multiply
1,831,929.72x = 2,747,901.66 × 766,224.24 - Step 4: Simplify right side
1,831,929.72x = 2,105,508,861,028.24 - Step 5: Solve for x
x = 2,105,508,861,028.24/1,831,929.72 - Step 6: Final answer
x = 1,149,339.32
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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.