Finding the Fourth Proportional to 2,957,303.20, 4,437,517.68 and 2,098,289.63
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Solution
The fourth proportional to 2,957,303.20, 4,437,517.68 and 2,098,289.63 is: 3,148,543.35
Step by Step Solution
- Step 1: Write the proportion equation
2,957,303.20 : 4,437,517.68 = 2,098,289.63 : x - Step 2: Convert to fraction form
2,957,303.20/4,437,517.68 = 2,098,289.63/x - Step 3: Cross multiply
2,957,303.20x = 4,437,517.68 × 2,098,289.63 - Step 4: Simplify right side
2,957,303.20x = 9,311,197,330,885.66 - Step 5: Solve for x
x = 9,311,197,330,885.66/2,957,303.20 - Step 6: Final answer
x = 3,148,543.35
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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.