Finding the Fourth Proportional to 2,207,856.69, 3,046,928.60 and 1,240,983.99
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Solution
The fourth proportional to 2,207,856.69, 3,046,928.60 and 1,240,983.99 is: 1,712,606.45
Step by Step Solution
- Step 1: Write the proportion equation
2,207,856.69 : 3,046,928.60 = 1,240,983.99 : x - Step 2: Convert to fraction form
2,207,856.69/3,046,928.60 = 1,240,983.99/x - Step 3: Cross multiply
2,207,856.69x = 3,046,928.60 × 1,240,983.99 - Step 4: Simplify right side
2,207,856.69x = 3,781,189,614,375.57 - Step 5: Solve for x
x = 3,781,189,614,375.57/2,207,856.69 - Step 6: Final answer
x = 1,712,606.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.