Finding the Fourth Proportional to 2,262,567.26, 3,122,263.05 and 1,243,964.18
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Solution
The fourth proportional to 2,262,567.26, 3,122,263.05 and 1,243,964.18 is: 1,716,626.71
Step by Step Solution
- Step 1: Write the proportion equation
2,262,567.26 : 3,122,263.05 = 1,243,964.18 : x - Step 2: Convert to fraction form
2,262,567.26/3,122,263.05 = 1,243,964.18/x - Step 3: Cross multiply
2,262,567.26x = 3,122,263.05 × 1,243,964.18 - Step 4: Simplify right side
2,262,567.26x = 3,883,983,394,737.55 - Step 5: Solve for x
x = 3,883,983,394,737.55/2,262,567.26 - Step 6: Final answer
x = 1,716,626.71
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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.