Finding the Fourth Proportional to 3,000,484.14, 4,140,693.99 and 1,711,389.84
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Solution
The fourth proportional to 3,000,484.14, 4,140,693.99 and 1,711,389.84 is: 2,361,732.74
Step by Step Solution
- Step 1: Write the proportion equation
3,000,484.14 : 4,140,693.99 = 1,711,389.84 : x - Step 2: Convert to fraction form
3,000,484.14/4,140,693.99 = 1,711,389.84/x - Step 3: Cross multiply
3,000,484.14x = 4,140,693.99 × 1,711,389.84 - Step 4: Simplify right side
3,000,484.14x = 7,086,341,625,035.06 - Step 5: Solve for x
x = 7,086,341,625,035.06/3,000,484.14 - Step 6: Final answer
x = 2,361,732.74
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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.