Finding the Fourth Proportional to 2,848,778.88, 3,931,315.74 and 1,559,701.14
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Solution
The fourth proportional to 2,848,778.88, 3,931,315.74 and 1,559,701.14 is: 2,152,388.06
Step by Step Solution
- Step 1: Write the proportion equation
2,848,778.88 : 3,931,315.74 = 1,559,701.14 : x - Step 2: Convert to fraction form
2,848,778.88/3,931,315.74 = 1,559,701.14/x - Step 3: Cross multiply
2,848,778.88x = 3,931,315.74 × 1,559,701.14 - Step 4: Simplify right side
2,848,778.88x = 6,131,677,641,377.94 - Step 5: Solve for x
x = 6,131,677,641,377.94/2,848,778.88 - Step 6: Final answer
x = 2,152,388.06
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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.