Finding the Fourth Proportional to 5,655,125.70, 8,482,968.81 and 1,612,209.15
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Solution
The fourth proportional to 5,655,125.70, 8,482,968.81 and 1,612,209.15 is: 2,418,393.62
Step by Step Solution
- Step 1: Write the proportion equation
5,655,125.70 : 8,482,968.81 = 1,612,209.15 : x - Step 2: Convert to fraction form
5,655,125.70/8,482,968.81 = 1,612,209.15/x - Step 3: Cross multiply
5,655,125.70x = 8,482,968.81 × 1,612,209.15 - Step 4: Simplify right side
5,655,125.70x = 13,676,319,934,646.61 - Step 5: Solve for x
x = 13,676,319,934,646.61/5,655,125.70 - Step 6: Final answer
x = 2,418,393.62
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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.