Finding the Fourth Proportional to 4,702,288.95, 6,489,229.86 and 2,637,762.17
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Solution
The fourth proportional to 4,702,288.95, 6,489,229.86 and 2,637,762.17 is: 3,640,151.68
Step by Step Solution
- Step 1: Write the proportion equation
4,702,288.95 : 6,489,229.86 = 2,637,762.17 : x - Step 2: Convert to fraction form
4,702,288.95/6,489,229.86 = 2,637,762.17/x - Step 3: Cross multiply
4,702,288.95x = 6,489,229.86 × 2,637,762.17 - Step 4: Simplify right side
4,702,288.95x = 17,117,045,014,324.92 - Step 5: Solve for x
x = 17,117,045,014,324.92/4,702,288.95 - Step 6: Final answer
x = 3,640,151.68
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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.