Finding the Fourth Proportional to 974,247.10, 1,461,370.65 and 738,051.10
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Solution
The fourth proportional to 974,247.10, 1,461,370.65 and 738,051.10 is: 1,107,076.65
Step by Step Solution
- Step 1: Write the proportion equation
974,247.10 : 1,461,370.65 = 738,051.10 : x - Step 2: Convert to fraction form
974,247.10/1,461,370.65 = 738,051.10/x - Step 3: Cross multiply
974,247.10x = 1,461,370.65 × 738,051.10 - Step 4: Simplify right side
974,247.10x = 1,078,566,215,740.21 - Step 5: Solve for x
x = 1,078,566,215,740.21/974,247.10 - Step 6: Final answer
x = 1,107,076.65
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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.