Finding the Fourth Proportional to 4,347,246.60, 6,520,869.90 and 1,152,695.70
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Solution
The fourth proportional to 4,347,246.60, 6,520,869.90 and 1,152,695.70 is: 1,729,043.55
Step by Step Solution
- Step 1: Write the proportion equation
4,347,246.60 : 6,520,869.90 = 1,152,695.70 : x - Step 2: Convert to fraction form
4,347,246.60/6,520,869.90 = 1,152,695.70/x - Step 3: Cross multiply
4,347,246.60x = 6,520,869.90 × 1,152,695.70 - Step 4: Simplify right side
4,347,246.60x = 7,516,578,693,989.43 - Step 5: Solve for x
x = 7,516,578,693,989.43/4,347,246.60 - Step 6: Final answer
x = 1,729,043.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.