Finding the Fourth Proportional to 1,806,730.44, 2,494,369.26 and 1,128,585.48
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Solution
The fourth proportional to 1,806,730.44, 2,494,369.26 and 1,128,585.48 is: 1,558,123.37
Step by Step Solution
- Step 1: Write the proportion equation
1,806,730.44 : 2,494,369.26 = 1,128,585.48 : x - Step 2: Convert to fraction form
1,806,730.44/2,494,369.26 = 1,128,585.48/x - Step 3: Cross multiply
1,806,730.44x = 2,494,369.26 × 1,128,585.48 - Step 4: Simplify right side
1,806,730.44x = 2,815,108,928,594.35 - Step 5: Solve for x
x = 2,815,108,928,594.35/1,806,730.44 - Step 6: Final answer
x = 1,558,123.37
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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.