Finding the Fourth Proportional to 5,126,777.28, 7,683,439.68 and 3,772,599.84
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Solution
The fourth proportional to 5,126,777.28, 7,683,439.68 and 3,772,599.84 is: 5,653,950.18
Step by Step Solution
- Step 1: Write the proportion equation
5,126,777.28 : 7,683,439.68 = 3,772,599.84 : x - Step 2: Convert to fraction form
5,126,777.28/7,683,439.68 = 3,772,599.84/x - Step 3: Cross multiply
5,126,777.28x = 7,683,439.68 × 3,772,599.84 - Step 4: Simplify right side
5,126,777.28x = 28,986,543,307,417.65 - Step 5: Solve for x
x = 28,986,543,307,417.65/5,126,777.28 - Step 6: Final answer
x = 5,653,950.18
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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.