Finding the Fourth Proportional to 4,299,436.04, 6,448,352.87 and 1,381,579.49
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Solution
The fourth proportional to 4,299,436.04, 6,448,352.87 and 1,381,579.49 is: 2,072,111.78
Step by Step Solution
- Step 1: Write the proportion equation
4,299,436.04 : 6,448,352.87 = 1,381,579.49 : x - Step 2: Convert to fraction form
4,299,436.04/6,448,352.87 = 1,381,579.49/x - Step 3: Cross multiply
4,299,436.04x = 6,448,352.87 × 1,381,579.49 - Step 4: Simplify right side
4,299,436.04x = 8,908,912,089,049.47 - Step 5: Solve for x
x = 8,908,912,089,049.47/4,299,436.04 - Step 6: Final answer
x = 2,072,111.78
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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.