Finding the Fourth Proportional to 1,643,268.69, 2,466,932.76 and 779,529.42
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Solution
The fourth proportional to 1,643,268.69, 2,466,932.76 and 779,529.42 is: 1,170,256.99
Step by Step Solution
- Step 1: Write the proportion equation
1,643,268.69 : 2,466,932.76 = 779,529.42 : x - Step 2: Convert to fraction form
1,643,268.69/2,466,932.76 = 779,529.42/x - Step 3: Cross multiply
1,643,268.69x = 2,466,932.76 × 779,529.42 - Step 4: Simplify right side
1,643,268.69x = 1,923,046,663,581.80 - Step 5: Solve for x
x = 1,923,046,663,581.80/1,643,268.69 - Step 6: Final answer
x = 1,170,256.99
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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.