Finding the Fourth Proportional to 4,591,595.67, 6,888,389.95 and 1,396,638.80
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Solution
The fourth proportional to 4,591,595.67, 6,888,389.95 and 1,396,638.80 is: 2,095,261.29
Step by Step Solution
- Step 1: Write the proportion equation
4,591,595.67 : 6,888,389.95 = 1,396,638.80 : x - Step 2: Convert to fraction form
4,591,595.67/6,888,389.95 = 1,396,638.80/x - Step 3: Cross multiply
4,591,595.67x = 6,888,389.95 × 1,396,638.80 - Step 4: Simplify right side
4,591,595.67x = 9,620,592,687,429.44 - Step 5: Solve for x
x = 9,620,592,687,429.44/4,591,595.67 - Step 6: Final answer
x = 2,095,261.29
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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.