Finding the Fourth Proportional to 2,121,778.95, 3,182,637.26 and 524,341.99
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Solution
The fourth proportional to 2,121,778.95, 3,182,637.26 and 524,341.99 is: 786,505.28
Step by Step Solution
- Step 1: Write the proportion equation
2,121,778.95 : 3,182,637.26 = 524,341.99 : x - Step 2: Convert to fraction form
2,121,778.95/3,182,637.26 = 524,341.99/x - Step 3: Cross multiply
2,121,778.95x = 3,182,637.26 × 524,341.99 - Step 4: Simplify right side
2,121,778.95x = 1,668,790,354,356.55 - Step 5: Solve for x
x = 1,668,790,354,356.55/2,121,778.95 - Step 6: Final answer
x = 786,505.28
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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.