Finding the Fourth Proportional to 2,698,867.22, 3,724,334.98 and 1,475,162.42
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Solution
The fourth proportional to 2,698,867.22, 3,724,334.98 and 1,475,162.42 is: 2,035,668.50
Step by Step Solution
- Step 1: Write the proportion equation
2,698,867.22 : 3,724,334.98 = 1,475,162.42 : x - Step 2: Convert to fraction form
2,698,867.22/3,724,334.98 = 1,475,162.42/x - Step 3: Cross multiply
2,698,867.22x = 3,724,334.98 × 1,475,162.42 - Step 4: Simplify right side
2,698,867.22x = 5,493,998,979,677.87 - Step 5: Solve for x
x = 5,493,998,979,677.87/2,698,867.22 - Step 6: Final answer
x = 2,035,668.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.