Finding the Fourth Proportional to 1,782,485.28, 2,459,830.95 and 966,688.92
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Solution
The fourth proportional to 1,782,485.28, 2,459,830.95 and 966,688.92 is: 1,334,031.39
Step by Step Solution
- Step 1: Write the proportion equation
1,782,485.28 : 2,459,830.95 = 966,688.92 : x - Step 2: Convert to fraction form
1,782,485.28/2,459,830.95 = 966,688.92/x - Step 3: Cross multiply
1,782,485.28x = 2,459,830.95 × 966,688.92 - Step 4: Simplify right side
1,782,485.28x = 2,377,891,324,438.07 - Step 5: Solve for x
x = 2,377,891,324,438.07/1,782,485.28 - Step 6: Final answer
x = 1,334,031.39
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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.