Finding the Fourth Proportional to 4,836,144.10, 6,673,878.57 and 2,660,640.53
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Solution
The fourth proportional to 4,836,144.10, 6,673,878.57 and 2,660,640.53 is: 3,671,683.77
Step by Step Solution
- Step 1: Write the proportion equation
4,836,144.10 : 6,673,878.57 = 2,660,640.53 : x - Step 2: Convert to fraction form
4,836,144.10/6,673,878.57 = 2,660,640.53/x - Step 3: Cross multiply
4,836,144.10x = 6,673,878.57 × 2,660,640.53 - Step 4: Simplify right side
4,836,144.10x = 17,756,791,782,271.05 - Step 5: Solve for x
x = 17,756,791,782,271.05/4,836,144.10 - Step 6: Final answer
x = 3,671,683.77
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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.