Finding the Fourth Proportional to 3,396,479.84, 4,685,195.76 and 2,122,460
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Solution
The fourth proportional to 3,396,479.84, 4,685,195.76 and 2,122,460 is: 2,927,778.48
Step by Step Solution
- Step 1: Write the proportion equation
3,396,479.84 : 4,685,195.76 = 2,122,460 : x - Step 2: Convert to fraction form
3,396,479.84/4,685,195.76 = 2,122,460/x - Step 3: Cross multiply
3,396,479.84x = 4,685,195.76 × 2,122,460 - Step 4: Simplify right side
3,396,479.84x = 9,944,140,592,769.60 - Step 5: Solve for x
x = 9,944,140,592,769.60/3,396,479.84 - Step 6: Final answer
x = 2,927,778.48
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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.