Finding the Fourth Proportional to 2,720,108.13, 3,753,600.95 and 1,496,216.09
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Solution
The fourth proportional to 2,720,108.13, 3,753,600.95 and 1,496,216.09 is: 2,064,696.64
Step by Step Solution
- Step 1: Write the proportion equation
2,720,108.13 : 3,753,600.95 = 1,496,216.09 : x - Step 2: Convert to fraction form
2,720,108.13/3,753,600.95 = 1,496,216.09/x - Step 3: Cross multiply
2,720,108.13x = 3,753,600.95 × 1,496,216.09 - Step 4: Simplify right side
2,720,108.13x = 5,616,198,110,580.20 - Step 5: Solve for x
x = 5,616,198,110,580.20/2,720,108.13 - Step 6: Final answer
x = 2,064,696.64
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1.5x scale
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.