Finding the Fourth Proportional to 2,329,734.19, 3,216,025.20 and 1,566,230.62
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Solution
The fourth proportional to 2,329,734.19, 3,216,025.20 and 1,566,230.62 is: 2,162,065.17
Step by Step Solution
- Step 1: Write the proportion equation
2,329,734.19 : 3,216,025.20 = 1,566,230.62 : x - Step 2: Convert to fraction form
2,329,734.19/3,216,025.20 = 1,566,230.62/x - Step 3: Cross multiply
2,329,734.19x = 3,216,025.20 × 1,566,230.62 - Step 4: Simplify right side
2,329,734.19x = 5,037,037,142,931.63 - Step 5: Solve for x
x = 5,037,037,142,931.63/2,329,734.19 - Step 6: Final answer
x = 2,162,065.17
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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.