Finding the Fourth Proportional to 3,509,870.18, 4,843,652.87 and 2,059,589.80
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Solution
The fourth proportional to 3,509,870.18, 4,843,652.87 and 2,059,589.80 is: 2,842,252.70
Step by Step Solution
- Step 1: Write the proportion equation
3,509,870.18 : 4,843,652.87 = 2,059,589.80 : x - Step 2: Convert to fraction form
3,509,870.18/4,843,652.87 = 2,059,589.80/x - Step 3: Cross multiply
3,509,870.18x = 4,843,652.87 × 2,059,589.80 - Step 4: Simplify right side
3,509,870.18x = 9,975,938,011,276.51 - Step 5: Solve for x
x = 9,975,938,011,276.51/3,509,870.18 - Step 6: Final answer
x = 2,842,252.70
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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.