Finding the Fourth Proportional to 2,814,318.69, 3,883,763.12 and 1,525,159.08
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Solution
The fourth proportional to 2,814,318.69, 3,883,763.12 and 1,525,159.08 is: 2,104,721.33
Step by Step Solution
- Step 1: Write the proportion equation
2,814,318.69 : 3,883,763.12 = 1,525,159.08 : x - Step 2: Convert to fraction form
2,814,318.69/3,883,763.12 = 1,525,159.08/x - Step 3: Cross multiply
2,814,318.69x = 3,883,763.12 × 1,525,159.08 - Step 4: Simplify right side
2,814,318.69x = 5,923,356,564,847.22 - Step 5: Solve for x
x = 5,923,356,564,847.22/2,814,318.69 - Step 6: Final answer
x = 2,104,721.33
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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.