Finding the Fourth Proportional to 1,717,326.20, 2,369,920.74 and 942,990.50
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Solution
The fourth proportional to 1,717,326.20, 2,369,920.74 and 942,990.50 is: 1,301,332.70
Step by Step Solution
- Step 1: Write the proportion equation
1,717,326.20 : 2,369,920.74 = 942,990.50 : x - Step 2: Convert to fraction form
1,717,326.20/2,369,920.74 = 942,990.50/x - Step 3: Cross multiply
1,717,326.20x = 2,369,920.74 × 942,990.50 - Step 4: Simplify right side
1,717,326.20x = 2,234,812,743,572.97 - Step 5: Solve for x
x = 2,234,812,743,572.97/1,717,326.20 - Step 6: Final answer
x = 1,301,332.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.