Finding the Fourth Proportional to 1,413,497.84, 2,120,269.23 and 348,540.21
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Solution
The fourth proportional to 1,413,497.84, 2,120,269.23 and 348,540.21 is: 522,815.86
Step by Step Solution
- Step 1: Write the proportion equation
1,413,497.84 : 2,120,269.23 = 348,540.21 : x - Step 2: Convert to fraction form
1,413,497.84/2,120,269.23 = 348,540.21/x - Step 3: Cross multiply
1,413,497.84x = 2,120,269.23 × 348,540.21 - Step 4: Simplify right side
1,413,497.84x = 738,999,082,680.74 - Step 5: Solve for x
x = 738,999,082,680.74/1,413,497.84 - Step 6: Final answer
x = 522,815.86
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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.