Finding the Fourth Proportional to 2,402,344.98, 3,315,236.39 and 1,314,616.79
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Solution
The fourth proportional to 2,402,344.98, 3,315,236.39 and 1,314,616.79 is: 1,814,171.34
Step by Step Solution
- Step 1: Write the proportion equation
2,402,344.98 : 3,315,236.39 = 1,314,616.79 : x - Step 2: Convert to fraction form
2,402,344.98/3,315,236.39 = 1,314,616.79/x - Step 3: Cross multiply
2,402,344.98x = 3,315,236.39 × 1,314,616.79 - Step 4: Simplify right side
2,402,344.98x = 4,358,265,416,504.32 - Step 5: Solve for x
x = 4,358,265,416,504.32/2,402,344.98 - Step 6: Final answer
x = 1,814,171.34
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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.