Finding the Fourth Proportional to 4,094,217.75, 6,128,729.51 and 2,671,209.75
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Solution
The fourth proportional to 4,094,217.75, 6,128,729.51 and 2,671,209.75 is: 3,998,595.83
Step by Step Solution
- Step 1: Write the proportion equation
4,094,217.75 : 6,128,729.51 = 2,671,209.75 : x - Step 2: Convert to fraction form
4,094,217.75/6,128,729.51 = 2,671,209.75/x - Step 3: Cross multiply
4,094,217.75x = 6,128,729.51 × 2,671,209.75 - Step 4: Simplify right side
4,094,217.75x = 16,371,122,031,851.41 - Step 5: Solve for x
x = 16,371,122,031,851.41/4,094,217.75 - Step 6: Final answer
x = 3,998,595.83
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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.