Finding the Fourth Proportional to 3,877,351.68, 5,817,214.56 and 1,985,432.64
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Solution
The fourth proportional to 3,877,351.68, 5,817,214.56 and 1,985,432.64 is: 2,978,756.79
Step by Step Solution
- Step 1: Write the proportion equation
3,877,351.68 : 5,817,214.56 = 1,985,432.64 : x - Step 2: Convert to fraction form
3,877,351.68/5,817,214.56 = 1,985,432.64/x - Step 3: Cross multiply
3,877,351.68x = 5,817,214.56 × 1,985,432.64 - Step 4: Simplify right side
3,877,351.68x = 11,549,687,661,307.24 - Step 5: Solve for x
x = 11,549,687,661,307.24/3,877,351.68 - Step 6: Final answer
x = 2,978,756.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.