Finding the Fourth Proportional to 1,664,782.24, 2,297,139.60 and 949,252
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Solution
The fourth proportional to 1,664,782.24, 2,297,139.60 and 949,252 is: 1,309,819.57
Step by Step Solution
- Step 1: Write the proportion equation
1,664,782.24 : 2,297,139.60 = 949,252 : x - Step 2: Convert to fraction form
1,664,782.24/2,297,139.60 = 949,252/x - Step 3: Cross multiply
1,664,782.24x = 2,297,139.60 × 949,252 - Step 4: Simplify right side
1,664,782.24x = 2,180,564,359,579.20 - Step 5: Solve for x
x = 2,180,564,359,579.20/1,664,782.24 - Step 6: Final answer
x = 1,309,819.57
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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.