Finding the Fourth Proportional to 4,470,758.39, 6,706,617.50 and 1,912,239.05
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Solution
The fourth proportional to 4,470,758.39, 6,706,617.50 and 1,912,239.05 is: 2,868,563.84
Step by Step Solution
- Step 1: Write the proportion equation
4,470,758.39 : 6,706,617.50 = 1,912,239.05 : x - Step 2: Convert to fraction form
4,470,758.39/6,706,617.50 = 1,912,239.05/x - Step 3: Cross multiply
4,470,758.39x = 6,706,617.50 × 1,912,239.05 - Step 4: Simplify right side
4,470,758.39x = 12,824,655,867,352.18 - Step 5: Solve for x
x = 12,824,655,867,352.18/4,470,758.39 - Step 6: Final answer
x = 2,868,563.84
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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.