Finding the Fourth Proportional to 5,686,954.97, 8,530,432.45 and 1,900,437.84
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Solution
The fourth proportional to 5,686,954.97, 8,530,432.45 and 1,900,437.84 is: 2,850,656.77
Step by Step Solution
- Step 1: Write the proportion equation
5,686,954.97 : 8,530,432.45 = 1,900,437.84 : x - Step 2: Convert to fraction form
5,686,954.97/8,530,432.45 = 1,900,437.84/x - Step 3: Cross multiply
5,686,954.97x = 8,530,432.45 × 1,900,437.84 - Step 4: Simplify right side
5,686,954.97x = 16,211,556,657,471.90 - Step 5: Solve for x
x = 16,211,556,657,471.90/5,686,954.97 - Step 6: Final answer
x = 2,850,656.77
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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.