Finding the Fourth Proportional to 4,862,058.28, 6,710,568.80 and 3,205,298.44
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Solution
The fourth proportional to 4,862,058.28, 6,710,568.80 and 3,205,298.44 is: 4,423,923.87
Step by Step Solution
- Step 1: Write the proportion equation
4,862,058.28 : 6,710,568.80 = 3,205,298.44 : x - Step 2: Convert to fraction form
4,862,058.28/6,710,568.80 = 3,205,298.44/x - Step 3: Cross multiply
4,862,058.28x = 6,710,568.80 × 3,205,298.44 - Step 4: Simplify right side
4,862,058.28x = 21,509,375,706,152.67 - Step 5: Solve for x
x = 21,509,375,706,152.67/4,862,058.28 - Step 6: Final answer
x = 4,423,923.87
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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.