Finding the Fourth Proportional to 2,286,762.40, 3,429,035.76 and 689,027.68
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Solution
The fourth proportional to 2,286,762.40, 3,429,035.76 and 689,027.68 is: 1,033,207.72
Step by Step Solution
- Step 1: Write the proportion equation
2,286,762.40 : 3,429,035.76 = 689,027.68 : x - Step 2: Convert to fraction form
2,286,762.40/3,429,035.76 = 689,027.68/x - Step 3: Cross multiply
2,286,762.40x = 3,429,035.76 × 689,027.68 - Step 4: Simplify right side
2,286,762.40x = 2,362,700,554,349.84 - Step 5: Solve for x
x = 2,362,700,554,349.84/2,286,762.40 - Step 6: Final answer
x = 1,033,207.72
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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.