Finding the Fourth Proportional to 4,977,560.48, 6,869,688.16 and 2,802,527.48
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Solution
The fourth proportional to 4,977,560.48, 6,869,688.16 and 2,802,527.48 is: 3,867,856.54
Step by Step Solution
- Step 1: Write the proportion equation
4,977,560.48 : 6,869,688.16 = 2,802,527.48 : x - Step 2: Convert to fraction form
4,977,560.48/6,869,688.16 = 2,802,527.48/x - Step 3: Cross multiply
4,977,560.48x = 6,869,688.16 × 2,802,527.48 - Step 4: Simplify right side
4,977,560.48x = 19,252,489,847,430.64 - Step 5: Solve for x
x = 19,252,489,847,430.64/4,977,560.48 - Step 6: Final answer
x = 3,867,856.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.