Finding the Fourth Proportional to 6,018,454.18, 8,305,465.86 and 3,440,190.28
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Solution
The fourth proportional to 6,018,454.18, 8,305,465.86 and 3,440,190.28 is: 4,747,462.07
Step by Step Solution
- Step 1: Write the proportion equation
6,018,454.18 : 8,305,465.86 = 3,440,190.28 : x - Step 2: Convert to fraction form
6,018,454.18/8,305,465.86 = 3,440,190.28/x - Step 3: Cross multiply
6,018,454.18x = 8,305,465.86 × 3,440,190.28 - Step 4: Simplify right side
6,018,454.18x = 28,572,382,922,443.84 - Step 5: Solve for x
x = 28,572,382,922,443.84/6,018,454.18 - Step 6: Final answer
x = 4,747,462.07
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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.