Finding the Fourth Proportional to 987,454.08, 1,478,651.04 and 683,427
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Solution
The fourth proportional to 987,454.08, 1,478,651.04 and 683,427 is: 1,023,389.41
Step by Step Solution
- Step 1: Write the proportion equation
987,454.08 : 1,478,651.04 = 683,427 : x - Step 2: Convert to fraction form
987,454.08/1,478,651.04 = 683,427/x - Step 3: Cross multiply
987,454.08x = 1,478,651.04 × 683,427 - Step 4: Simplify right side
987,454.08x = 1,010,550,044,314.08 - Step 5: Solve for x
x = 1,010,550,044,314.08/987,454.08 - Step 6: Final answer
x = 1,023,389.41
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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.