Finding the Fourth Proportional to 1,788,652.12, 2,467,525.68 and 1,063,087.48
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Solution
The fourth proportional to 1,788,652.12, 2,467,525.68 and 1,063,087.48 is: 1,466,576.77
Step by Step Solution
- Step 1: Write the proportion equation
1,788,652.12 : 2,467,525.68 = 1,063,087.48 : x - Step 2: Convert to fraction form
1,788,652.12/2,467,525.68 = 1,063,087.48/x - Step 3: Cross multiply
1,788,652.12x = 2,467,525.68 × 1,063,087.48 - Step 4: Simplify right side
1,788,652.12x = 2,623,195,656,986.49 - Step 5: Solve for x
x = 2,623,195,656,986.49/1,788,652.12 - Step 6: Final answer
x = 1,466,576.77
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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.