Finding the Fourth Proportional to 3,098,748.12, 4,648,390.10 and 854,886.12
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Solution
The fourth proportional to 3,098,748.12, 4,648,390.10 and 854,886.12 is: 1,282,403.09
Step by Step Solution
- Step 1: Write the proportion equation
3,098,748.12 : 4,648,390.10 = 854,886.12 : x - Step 2: Convert to fraction form
3,098,748.12/4,648,390.10 = 854,886.12/x - Step 3: Cross multiply
3,098,748.12x = 4,648,390.10 × 854,886.12 - Step 4: Simplify right side
3,098,748.12x = 3,973,844,176,835.41 - Step 5: Solve for x
x = 3,973,844,176,835.41/3,098,748.12 - Step 6: Final answer
x = 1,282,403.09
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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.