Finding the Fourth Proportional to 4,862,054.28, 6,710,563.26 and 3,205,294.44
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Solution
The fourth proportional to 4,862,054.28, 6,710,563.26 and 3,205,294.44 is: 4,423,918.34
Step by Step Solution
- Step 1: Write the proportion equation
4,862,054.28 : 6,710,563.26 = 3,205,294.44 : x - Step 2: Convert to fraction form
4,862,054.28/6,710,563.26 = 3,205,294.44/x - Step 3: Cross multiply
4,862,054.28x = 6,710,563.26 × 3,205,294.44 - Step 4: Simplify right side
4,862,054.28x = 21,509,331,106,546.27 - Step 5: Solve for x
x = 21,509,331,106,546.27/4,862,054.28 - Step 6: Final answer
x = 4,423,918.34
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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.