Finding the Fourth Proportional to 1,623,652.56, 2,434,758.84 and 865,352.70
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Solution
The fourth proportional to 1,623,652.56, 2,434,758.84 and 865,352.70 is: 1,297,645.31
Step by Step Solution
- Step 1: Write the proportion equation
1,623,652.56 : 2,434,758.84 = 865,352.70 : x - Step 2: Convert to fraction form
1,623,652.56/2,434,758.84 = 865,352.70/x - Step 3: Cross multiply
1,623,652.56x = 2,434,758.84 × 865,352.70 - Step 4: Simplify right side
1,623,652.56x = 2,106,925,136,042.87 - Step 5: Solve for x
x = 2,106,925,136,042.87/1,623,652.56 - Step 6: Final answer
x = 1,297,645.31
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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.