Finding the Fourth Proportional to 4,377,256.88, 6,565,914.47 and 1,385,440.88
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Solution
The fourth proportional to 4,377,256.88, 6,565,914.47 and 1,385,440.88 is: 2,078,170.54
Step by Step Solution
- Step 1: Write the proportion equation
4,377,256.88 : 6,565,914.47 = 1,385,440.88 : x - Step 2: Convert to fraction form
4,377,256.88/6,565,914.47 = 1,385,440.88/x - Step 3: Cross multiply
4,377,256.88x = 6,565,914.47 × 1,385,440.88 - Step 4: Simplify right side
4,377,256.88x = 9,096,686,291,955.57 - Step 5: Solve for x
x = 9,096,686,291,955.57/4,377,256.88 - Step 6: Final answer
x = 2,078,170.54
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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.