Finding the Fourth Proportional to 1,488,723.71, 2,233,306.99 and 690,085.98
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Solution
The fourth proportional to 1,488,723.71, 2,233,306.99 and 690,085.98 is: 1,035,231.61
Step by Step Solution
- Step 1: Write the proportion equation
1,488,723.71 : 2,233,306.99 = 690,085.98 : x - Step 2: Convert to fraction form
1,488,723.71/2,233,306.99 = 690,085.98/x - Step 3: Cross multiply
1,488,723.71x = 2,233,306.99 × 690,085.98 - Step 4: Simplify right side
1,488,723.71x = 1,541,173,843,697.61 - Step 5: Solve for x
x = 1,541,173,843,697.61/1,488,723.71 - Step 6: Final answer
x = 1,035,231.61
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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.