Finding the Fourth Proportional to 4,756,180.22, 7,136,603.12 and 2,232,040.70
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Solution
The fourth proportional to 4,756,180.22, 7,136,603.12 and 2,232,040.70 is: 3,349,155.81
Step by Step Solution
- Step 1: Write the proportion equation
4,756,180.22 : 7,136,603.12 = 2,232,040.70 : x - Step 2: Convert to fraction form
4,756,180.22/7,136,603.12 = 2,232,040.70/x - Step 3: Cross multiply
4,756,180.22x = 7,136,603.12 × 2,232,040.70 - Step 4: Simplify right side
4,756,180.22x = 15,929,188,593,484.07 - Step 5: Solve for x
x = 15,929,188,593,484.07/4,756,180.22 - Step 6: Final answer
x = 3,349,155.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.