Finding the Fourth Proportional to 3,565,094.02, 4,920,458.70 and 2,115,588.67
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Solution
The fourth proportional to 3,565,094.02, 4,920,458.70 and 2,115,588.67 is: 2,919,885.60
Step by Step Solution
- Step 1: Write the proportion equation
3,565,094.02 : 4,920,458.70 = 2,115,588.67 : x - Step 2: Convert to fraction form
3,565,094.02/4,920,458.70 = 2,115,588.67/x - Step 3: Cross multiply
3,565,094.02x = 4,920,458.70 × 2,115,588.67 - Step 4: Simplify right side
3,565,094.02x = 10,409,666,676,922.93 - Step 5: Solve for x
x = 10,409,666,676,922.93/3,565,094.02 - Step 6: Final answer
x = 2,919,885.60
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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.