Finding the Fourth Proportional to 1,516,406.49, 2,274,565.95 and 617,625.99
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Solution
The fourth proportional to 1,516,406.49, 2,274,565.95 and 617,625.99 is: 926,421.15
Step by Step Solution
- Step 1: Write the proportion equation
1,516,406.49 : 2,274,565.95 = 617,625.99 : x - Step 2: Convert to fraction form
1,516,406.49/2,274,565.95 = 617,625.99/x - Step 3: Cross multiply
1,516,406.49x = 2,274,565.95 × 617,625.99 - Step 4: Simplify right side
1,516,406.49x = 1,404,831,046,689.04 - Step 5: Solve for x
x = 1,404,831,046,689.04/1,516,406.49 - Step 6: Final answer
x = 926,421.15
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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.