Finding the Fourth Proportional to 4,128,268.79, 6,189,950.32 and 1,569,670.84
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Solution
The fourth proportional to 4,128,268.79, 6,189,950.32 and 1,569,670.84 is: 2,353,573.62
Step by Step Solution
- Step 1: Write the proportion equation
4,128,268.79 : 6,189,950.32 = 1,569,670.84 : x - Step 2: Convert to fraction form
4,128,268.79/6,189,950.32 = 1,569,670.84/x - Step 3: Cross multiply
4,128,268.79x = 6,189,950.32 × 1,569,670.84 - Step 4: Simplify right side
4,128,268.79x = 9,716,184,496,176.86 - Step 5: Solve for x
x = 9,716,184,496,176.86/4,128,268.79 - Step 6: Final answer
x = 2,353,573.62
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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.