Finding the Fourth Proportional to 3,168,335.81, 4,750,605.78 and 1,008,427.95
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Solution
The fourth proportional to 3,168,335.81, 4,750,605.78 and 1,008,427.95 is: 1,512,037.85
Step by Step Solution
- Step 1: Write the proportion equation
3,168,335.81 : 4,750,605.78 = 1,008,427.95 : x - Step 2: Convert to fraction form
3,168,335.81/4,750,605.78 = 1,008,427.95/x - Step 3: Cross multiply
3,168,335.81x = 4,750,605.78 × 1,008,427.95 - Step 4: Simplify right side
3,168,335.81x = 4,790,643,647,983.55 - Step 5: Solve for x
x = 4,790,643,647,983.55/3,168,335.81 - Step 6: Final answer
x = 1,512,037.85
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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.