Finding the Fourth Proportional to 2,595,688.74, 3,885,865.65 and 1,917,265.14
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Solution
The fourth proportional to 2,595,688.74, 3,885,865.65 and 1,917,265.14 is: 2,870,234.26
Step by Step Solution
- Step 1: Write the proportion equation
2,595,688.74 : 3,885,865.65 = 1,917,265.14 : x - Step 2: Convert to fraction form
2,595,688.74/3,885,865.65 = 1,917,265.14/x - Step 3: Cross multiply
2,595,688.74x = 3,885,865.65 × 1,917,265.14 - Step 4: Simplify right side
2,595,688.74x = 7,450,234,749,468.44 - Step 5: Solve for x
x = 7,450,234,749,468.44/2,595,688.74 - Step 6: Final answer
x = 2,870,234.26
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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.