Finding the Fourth Proportional to 3,499,343.14, 5,249,014.76 and 839,951.14
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Solution
The fourth proportional to 3,499,343.14, 5,249,014.76 and 839,951.14 is: 1,259,926.72
Step by Step Solution
- Step 1: Write the proportion equation
3,499,343.14 : 5,249,014.76 = 839,951.14 : x - Step 2: Convert to fraction form
3,499,343.14/5,249,014.76 = 839,951.14/x - Step 3: Cross multiply
3,499,343.14x = 5,249,014.76 × 839,951.14 - Step 4: Simplify right side
3,499,343.14x = 4,408,915,931,538.83 - Step 5: Solve for x
x = 4,408,915,931,538.83/3,499,343.14 - Step 6: Final answer
x = 1,259,926.72
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1.5x scale
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.