Finding the Fourth Proportional to 2,751,765.15, 4,128,139.80 and 1,154,489.70
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Solution
The fourth proportional to 2,751,765.15, 4,128,139.80 and 1,154,489.70 is: 1,731,941.00
Step by Step Solution
- Step 1: Write the proportion equation
2,751,765.15 : 4,128,139.80 = 1,154,489.70 : x - Step 2: Convert to fraction form
2,751,765.15/4,128,139.80 = 1,154,489.70/x - Step 3: Cross multiply
2,751,765.15x = 4,128,139.80 × 1,154,489.70 - Step 4: Simplify right side
2,751,765.15x = 4,765,894,879,260.06 - Step 5: Solve for x
x = 4,765,894,879,260.06/2,751,765.15 - Step 6: Final answer
x = 1,731,941.00
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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.