Finding the Fourth Proportional to 1,417,596.24, 1,956,211.79 and 805,668.18
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Solution
The fourth proportional to 1,417,596.24, 1,956,211.79 and 805,668.18 is: 1,111,781.72
Step by Step Solution
- Step 1: Write the proportion equation
1,417,596.24 : 1,956,211.79 = 805,668.18 : x - Step 2: Convert to fraction form
1,417,596.24/1,956,211.79 = 805,668.18/x - Step 3: Cross multiply
1,417,596.24x = 1,956,211.79 × 805,668.18 - Step 4: Simplify right side
1,417,596.24x = 1,576,057,592,543.84 - Step 5: Solve for x
x = 1,576,057,592,543.84/1,417,596.24 - Step 6: Final answer
x = 1,111,781.72
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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.