Finding the Fourth Proportional to 4,785,347.28, 6,603,546.24 and 2,851,564.80
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Solution
The fourth proportional to 4,785,347.28, 6,603,546.24 and 2,851,564.80 is: 3,935,020.58
Step by Step Solution
- Step 1: Write the proportion equation
4,785,347.28 : 6,603,546.24 = 2,851,564.80 : x - Step 2: Convert to fraction form
4,785,347.28/6,603,546.24 = 2,851,564.80/x - Step 3: Cross multiply
4,785,347.28x = 6,603,546.24 × 2,851,564.80 - Step 4: Simplify right side
4,785,347.28x = 18,830,440,013,156.35 - Step 5: Solve for x
x = 18,830,440,013,156.35/4,785,347.28 - Step 6: Final answer
x = 3,935,020.58
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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.