Finding the Fourth Proportional to 2,328,257.21, 3,210,245.98 and 1,593,565.39
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Solution
The fourth proportional to 2,328,257.21, 3,210,245.98 and 1,593,565.39 is: 2,197,238.72
Step by Step Solution
- Step 1: Write the proportion equation
2,328,257.21 : 3,210,245.98 = 1,593,565.39 : x - Step 2: Convert to fraction form
2,328,257.21/3,210,245.98 = 1,593,565.39/x - Step 3: Cross multiply
2,328,257.21x = 3,210,245.98 × 1,593,565.39 - Step 4: Simplify right side
2,328,257.21x = 5,115,736,871,063.40 - Step 5: Solve for x
x = 5,115,736,871,063.40/2,328,257.21 - Step 6: Final answer
x = 2,197,238.72
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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.