Finding the Fourth Proportional to 1,531,756.26, 2,114,107.02 and 887,176.26
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Solution
The fourth proportional to 1,531,756.26, 2,114,107.02 and 887,176.26 is: 1,224,467.37
Step by Step Solution
- Step 1: Write the proportion equation
1,531,756.26 : 2,114,107.02 = 887,176.26 : x - Step 2: Convert to fraction form
1,531,756.26/2,114,107.02 = 887,176.26/x - Step 3: Cross multiply
1,531,756.26x = 2,114,107.02 × 887,176.26 - Step 4: Simplify right side
1,531,756.26x = 1,875,585,559,243.35 - Step 5: Solve for x
x = 1,875,585,559,243.35/1,531,756.26 - Step 6: Final answer
x = 1,224,467.37
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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.