Finding the Fourth Proportional to 2,527,582.36, 3,488,117.70 and 1,381,769.32
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Solution
The fourth proportional to 2,527,582.36, 3,488,117.70 and 1,381,769.32 is: 1,906,871.21
Step by Step Solution
- Step 1: Write the proportion equation
2,527,582.36 : 3,488,117.70 = 1,381,769.32 : x - Step 2: Convert to fraction form
2,527,582.36/3,488,117.70 = 1,381,769.32/x - Step 3: Cross multiply
2,527,582.36x = 3,488,117.70 × 1,381,769.32 - Step 4: Simplify right side
2,527,582.36x = 4,819,774,022,408.97 - Step 5: Solve for x
x = 4,819,774,022,408.97/2,527,582.36 - Step 6: Final answer
x = 1,906,871.21
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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.