Finding the Fourth Proportional to 3,184,947.20, 4,779,476.12 and 1,163,021.84
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Solution
The fourth proportional to 3,184,947.20, 4,779,476.12 and 1,163,021.84 is: 1,745,283.28
Step by Step Solution
- Step 1: Write the proportion equation
3,184,947.20 : 4,779,476.12 = 1,163,021.84 : x - Step 2: Convert to fraction form
3,184,947.20/4,779,476.12 = 1,163,021.84/x - Step 3: Cross multiply
3,184,947.20x = 4,779,476.12 × 1,163,021.84 - Step 4: Simplify right side
3,184,947.20x = 5,558,635,111,318.46 - Step 5: Solve for x
x = 5,558,635,111,318.46/3,184,947.20 - Step 6: Final answer
x = 1,745,283.28
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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.