Finding the Fourth Proportional to 1,311,926.63, 1,963,446.08 and 806,807.99
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Solution
The fourth proportional to 1,311,926.63, 1,963,446.08 and 806,807.99 is: 1,207,479.10
Step by Step Solution
- Step 1: Write the proportion equation
1,311,926.63 : 1,963,446.08 = 806,807.99 : x - Step 2: Convert to fraction form
1,311,926.63/1,963,446.08 = 806,807.99/x - Step 3: Cross multiply
1,311,926.63x = 1,963,446.08 × 806,807.99 - Step 4: Simplify right side
1,311,926.63x = 1,584,123,986,152.75 - Step 5: Solve for x
x = 1,584,123,986,152.75/1,311,926.63 - Step 6: Final answer
x = 1,207,479.10
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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.