Finding the Fourth Proportional to 2,799,888.68, 3,863,852.77 and 1,559,489.09
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Solution
The fourth proportional to 2,799,888.68, 3,863,852.77 and 1,559,489.09 is: 2,152,098.50
Step by Step Solution
- Step 1: Write the proportion equation
2,799,888.68 : 3,863,852.77 = 1,559,489.09 : x - Step 2: Convert to fraction form
2,799,888.68/3,863,852.77 = 1,559,489.09/x - Step 3: Cross multiply
2,799,888.68x = 3,863,852.77 × 1,559,489.09 - Step 4: Simplify right side
2,799,888.68x = 6,025,636,240,181.28 - Step 5: Solve for x
x = 6,025,636,240,181.28/2,799,888.68 - Step 6: Final answer
x = 2,152,098.50
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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.