Finding the Fourth Proportional to 3,403,507.76, 4,696,841.68 and 1,854,769.86
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Solution
The fourth proportional to 3,403,507.76, 4,696,841.68 and 1,854,769.86 is: 2,559,582.94
Step by Step Solution
- Step 1: Write the proportion equation
3,403,507.76 : 4,696,841.68 = 1,854,769.86 : x - Step 2: Convert to fraction form
3,403,507.76/4,696,841.68 = 1,854,769.86/x - Step 3: Cross multiply
3,403,507.76x = 4,696,841.68 × 1,854,769.86 - Step 4: Simplify right side
3,403,507.76x = 8,711,560,385,255.77 - Step 5: Solve for x
x = 8,711,560,385,255.77/3,403,507.76 - Step 6: Final answer
x = 2,559,582.94
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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.