Finding the Fourth Proportional to 1,434,204.99, 2,150,806.19 and 423,058.55
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Solution
The fourth proportional to 1,434,204.99, 2,150,806.19 and 423,058.55 is: 634,439.95
Step by Step Solution
- Step 1: Write the proportion equation
1,434,204.99 : 2,150,806.19 = 423,058.55 : x - Step 2: Convert to fraction form
1,434,204.99/2,150,806.19 = 423,058.55/x - Step 3: Cross multiply
1,434,204.99x = 2,150,806.19 × 423,058.55 - Step 4: Simplify right side
1,434,204.99x = 909,916,935,203.10 - Step 5: Solve for x
x = 909,916,935,203.10/1,434,204.99 - Step 6: Final answer
x = 634,439.95
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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.