Finding the Fourth Proportional to 1,013,201.39, 1,521,540.75 and 899,605.88
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Solution
The fourth proportional to 1,013,201.39, 1,521,540.75 and 899,605.88 is: 1,350,952.55
Step by Step Solution
- Step 1: Write the proportion equation
1,013,201.39 : 1,521,540.75 = 899,605.88 : x - Step 2: Convert to fraction form
1,013,201.39/1,521,540.75 = 899,605.88/x - Step 3: Cross multiply
1,013,201.39x = 1,521,540.75 × 899,605.88 - Step 4: Simplify right side
1,013,201.39x = 1,368,787,006,831.21 - Step 5: Solve for x
x = 1,368,787,006,831.21/1,013,201.39 - Step 6: Final answer
x = 1,350,952.55
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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.