Finding the Fourth Proportional to 1,782,777.03, 2,673,495.30 and 645,258.18
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Solution
The fourth proportional to 1,782,777.03, 2,673,495.30 and 645,258.18 is: 967,644.68
Step by Step Solution
- Step 1: Write the proportion equation
1,782,777.03 : 2,673,495.30 = 645,258.18 : x - Step 2: Convert to fraction form
1,782,777.03/2,673,495.30 = 645,258.18/x - Step 3: Cross multiply
1,782,777.03x = 2,673,495.30 × 645,258.18 - Step 4: Simplify right side
1,782,777.03x = 1,725,094,711,516.55 - Step 5: Solve for x
x = 1,725,094,711,516.55/1,782,777.03 - Step 6: Final answer
x = 967,644.68
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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.