Finding the Fourth Proportional to 2,636,275.70, 3,637,888.70 and 1,474,520.65
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Solution
The fourth proportional to 2,636,275.70, 3,637,888.70 and 1,474,520.65 is: 2,034,742.42
Step by Step Solution
- Step 1: Write the proportion equation
2,636,275.70 : 3,637,888.70 = 1,474,520.65 : x - Step 2: Convert to fraction form
2,636,275.70/3,637,888.70 = 1,474,520.65/x - Step 3: Cross multiply
2,636,275.70x = 3,637,888.70 × 1,474,520.65 - Step 4: Simplify right side
2,636,275.70x = 5,364,142,010,551.66 - Step 5: Solve for x
x = 5,364,142,010,551.66/2,636,275.70 - Step 6: Final answer
x = 2,034,742.42
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1.5x scale
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.