Finding the Fourth Proportional to 5,539,243, 8,312,497.48 and 1,944,917.40
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Solution
The fourth proportional to 5,539,243, 8,312,497.48 and 1,944,917.40 is: 2,918,651.70
Step by Step Solution
- Step 1: Write the proportion equation
5,539,243 : 8,312,497.48 = 1,944,917.40 : x - Step 2: Convert to fraction form
5,539,243/8,312,497.48 = 1,944,917.40/x - Step 3: Cross multiply
5,539,243x = 8,312,497.48 × 1,944,917.40 - Step 4: Simplify right side
5,539,243x = 16,167,120,986,308.15 - Step 5: Solve for x
x = 16,167,120,986,308.15/5,539,243 - Step 6: Final answer
x = 2,918,651.70
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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.