Finding the Fourth Proportional to 2,756,156.99, 4,134,787.34 and 1,543,458.19
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Solution
The fourth proportional to 2,756,156.99, 4,134,787.34 and 1,543,458.19 is: 2,315,496.32
Step by Step Solution
- Step 1: Write the proportion equation
2,756,156.99 : 4,134,787.34 = 1,543,458.19 : x - Step 2: Convert to fraction form
2,756,156.99/4,134,787.34 = 1,543,458.19/x - Step 3: Cross multiply
2,756,156.99x = 4,134,787.34 × 1,543,458.19 - Step 4: Simplify right side
2,756,156.99x = 6,381,871,378,955.81 - Step 5: Solve for x
x = 6,381,871,378,955.81/2,756,156.99 - Step 6: Final answer
x = 2,315,496.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.