Finding the Fourth Proportional to 4,398,943.68, 6,070,443.12 and 2,563,287.12
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Solution
The fourth proportional to 4,398,943.68, 6,070,443.12 and 2,563,287.12 is: 3,537,278.45
Step by Step Solution
- Step 1: Write the proportion equation
4,398,943.68 : 6,070,443.12 = 2,563,287.12 : x - Step 2: Convert to fraction form
4,398,943.68/6,070,443.12 = 2,563,287.12/x - Step 3: Cross multiply
4,398,943.68x = 6,070,443.12 × 2,563,287.12 - Step 4: Simplify right side
4,398,943.68x = 15,560,288,662,188.62 - Step 5: Solve for x
x = 15,560,288,662,188.62/4,398,943.68 - Step 6: Final answer
x = 3,537,278.45
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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.