Finding the Fourth Proportional to 2,767,048.35, 3,817,074.56 and 2,251,378.95
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Solution
The fourth proportional to 2,767,048.35, 3,817,074.56 and 2,251,378.95 is: 3,105,721.41
Step by Step Solution
- Step 1: Write the proportion equation
2,767,048.35 : 3,817,074.56 = 2,251,378.95 : x - Step 2: Convert to fraction form
2,767,048.35/3,817,074.56 = 2,251,378.95/x - Step 3: Cross multiply
2,767,048.35x = 3,817,074.56 × 2,251,378.95 - Step 4: Simplify right side
2,767,048.35x = 8,593,681,303,707.62 - Step 5: Solve for x
x = 8,593,681,303,707.62/2,767,048.35 - Step 6: Final answer
x = 3,105,721.41
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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.