Finding the Fourth Proportional to 1,186,739.92, 1,780,405.08 and 345,291.58
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Solution
The fourth proportional to 1,186,739.92, 1,780,405.08 and 345,291.58 is: 518,023.26
Step by Step Solution
- Step 1: Write the proportion equation
1,186,739.92 : 1,780,405.08 = 345,291.58 : x - Step 2: Convert to fraction form
1,186,739.92/1,780,405.08 = 345,291.58/x - Step 3: Cross multiply
1,186,739.92x = 1,780,405.08 × 345,291.58 - Step 4: Simplify right side
1,186,739.92x = 614,758,883,113.23 - Step 5: Solve for x
x = 614,758,883,113.23/1,186,739.92 - Step 6: Final answer
x = 518,023.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.