Finding the Fourth Proportional to 3,374,746.97, 4,657,147.79 and 1,904,964.84
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Solution
The fourth proportional to 3,374,746.97, 4,657,147.79 and 1,904,964.84 is: 2,628,849.77
Step by Step Solution
- Step 1: Write the proportion equation
3,374,746.97 : 4,657,147.79 = 1,904,964.84 : x - Step 2: Convert to fraction form
3,374,746.97/4,657,147.79 = 1,904,964.84/x - Step 3: Cross multiply
3,374,746.97x = 4,657,147.79 × 1,904,964.84 - Step 4: Simplify right side
3,374,746.97x = 8,871,702,785,108.88 - Step 5: Solve for x
x = 8,871,702,785,108.88/3,374,746.97 - Step 6: Final answer
x = 2,628,849.77
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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.