Finding the Fourth Proportional to 2,319,884.70, 3,480,132.68 and 860,732.59
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Solution
The fourth proportional to 2,319,884.70, 3,480,132.68 and 860,732.59 is: 1,291,212.28
Step by Step Solution
- Step 1: Write the proportion equation
2,319,884.70 : 3,480,132.68 = 860,732.59 : x - Step 2: Convert to fraction form
2,319,884.70/3,480,132.68 = 860,732.59/x - Step 3: Cross multiply
2,319,884.70x = 3,480,132.68 × 860,732.59 - Step 4: Simplify right side
2,319,884.70x = 2,995,463,624,353.39 - Step 5: Solve for x
x = 2,995,463,624,353.39/2,319,884.70 - Step 6: Final answer
x = 1,291,212.28
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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.