Finding the Fourth Proportional to 4,310,506.98, 6,465,760.47 and 1,913,788.26
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Solution
The fourth proportional to 4,310,506.98, 6,465,760.47 and 1,913,788.26 is: 2,870,682.39
Step by Step Solution
- Step 1: Write the proportion equation
4,310,506.98 : 6,465,760.47 = 1,913,788.26 : x - Step 2: Convert to fraction form
4,310,506.98/6,465,760.47 = 1,913,788.26/x - Step 3: Cross multiply
4,310,506.98x = 6,465,760.47 × 1,913,788.26 - Step 4: Simplify right side
4,310,506.98x = 12,374,096,479,458.08 - Step 5: Solve for x
x = 12,374,096,479,458.08/4,310,506.98 - Step 6: Final answer
x = 2,870,682.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.