Finding the Fourth Proportional to 2,805,625.90, 3,871,736.55 and 1,565,246.98
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Solution
The fourth proportional to 2,805,625.90, 3,871,736.55 and 1,565,246.98 is: 2,160,025.66
Step by Step Solution
- Step 1: Write the proportion equation
2,805,625.90 : 3,871,736.55 = 1,565,246.98 : x - Step 2: Convert to fraction form
2,805,625.90/3,871,736.55 = 1,565,246.98/x - Step 3: Cross multiply
2,805,625.90x = 3,871,736.55 × 1,565,246.98 - Step 4: Simplify right side
2,805,625.90x = 6,060,223,942,243.12 - Step 5: Solve for x
x = 6,060,223,942,243.12/2,805,625.90 - Step 6: Final answer
x = 2,160,025.66
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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.