Finding the Fourth Proportional to 1,438,023.34, 1,985,191.24 and 894,334.24
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Solution
The fourth proportional to 1,438,023.34, 1,985,191.24 and 894,334.24 is: 1,234,628.43
Step by Step Solution
- Step 1: Write the proportion equation
1,438,023.34 : 1,985,191.24 = 894,334.24 : x - Step 2: Convert to fraction form
1,438,023.34/1,985,191.24 = 894,334.24/x - Step 3: Cross multiply
1,438,023.34x = 1,985,191.24 × 894,334.24 - Step 4: Simplify right side
1,438,023.34x = 1,775,424,498,880.06 - Step 5: Solve for x
x = 1,775,424,498,880.06/1,438,023.34 - Step 6: Final answer
x = 1,234,628.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.