Finding the Fourth Proportional to 1,520,537.52, 2,098,256.40 and 832,207.97
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Solution
The fourth proportional to 1,520,537.52, 2,098,256.40 and 832,207.97 is: 1,148,400.28
Step by Step Solution
- Step 1: Write the proportion equation
1,520,537.52 : 2,098,256.40 = 832,207.97 : x - Step 2: Convert to fraction form
1,520,537.52/2,098,256.40 = 832,207.97/x - Step 3: Cross multiply
1,520,537.52x = 2,098,256.40 × 832,207.97 - Step 4: Simplify right side
1,520,537.52x = 1,746,185,704,429.15 - Step 5: Solve for x
x = 1,746,185,704,429.15/1,520,537.52 - Step 6: Final answer
x = 1,148,400.28
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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.