Finding the Fourth Proportional to 1,423,537.74, 2,135,306.61 and 624,826.20
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Solution
The fourth proportional to 1,423,537.74, 2,135,306.61 and 624,826.20 is: 937,239.30
Step by Step Solution
- Step 1: Write the proportion equation
1,423,537.74 : 2,135,306.61 = 624,826.20 : x - Step 2: Convert to fraction form
1,423,537.74/2,135,306.61 = 624,826.20/x - Step 3: Cross multiply
1,423,537.74x = 2,135,306.61 × 624,826.20 - Step 4: Simplify right side
1,423,537.74x = 1,334,195,514,961.18 - Step 5: Solve for x
x = 1,334,195,514,961.18/1,423,537.74 - Step 6: Final answer
x = 937,239.30
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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.