Finding the Fourth Proportional to 4,765,440.84, 6,576,351.59 and 2,589,989.21
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Solution
The fourth proportional to 4,765,440.84, 6,576,351.59 and 2,589,989.21 is: 3,574,208.61
Step by Step Solution
- Step 1: Write the proportion equation
4,765,440.84 : 6,576,351.59 = 2,589,989.21 : x - Step 2: Convert to fraction form
4,765,440.84/6,576,351.59 = 2,589,989.21/x - Step 3: Cross multiply
4,765,440.84x = 6,576,351.59 × 2,589,989.21 - Step 4: Simplify right side
4,765,440.84x = 17,032,679,657,520.88 - Step 5: Solve for x
x = 17,032,679,657,520.88/4,765,440.84 - Step 6: Final answer
x = 3,574,208.61
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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.