Finding the Fourth Proportional to 2,293,319.99, 3,164,783.58 and 1,260,845.33
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Solution
The fourth proportional to 2,293,319.99, 3,164,783.58 and 1,260,845.33 is: 1,739,967.65
Step by Step Solution
- Step 1: Write the proportion equation
2,293,319.99 : 3,164,783.58 = 1,260,845.33 : x - Step 2: Convert to fraction form
2,293,319.99/3,164,783.58 = 1,260,845.33/x - Step 3: Cross multiply
2,293,319.99x = 3,164,783.58 × 1,260,845.33 - Step 4: Simplify right side
2,293,319.99x = 3,990,302,581,479.76 - Step 5: Solve for x
x = 3,990,302,581,479.76/2,293,319.99 - Step 6: Final answer
x = 1,739,967.65
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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.