Finding the Fourth Proportional to 5,563,934.90, 8,341,917.15 and 2,149,298.90
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Solution
The fourth proportional to 5,563,934.90, 8,341,917.15 and 2,149,298.90 is: 3,222,408.90
Step by Step Solution
- Step 1: Write the proportion equation
5,563,934.90 : 8,341,917.15 = 2,149,298.90 : x - Step 2: Convert to fraction form
5,563,934.90/8,341,917.15 = 2,149,298.90/x - Step 3: Cross multiply
5,563,934.90x = 8,341,917.15 × 2,149,298.90 - Step 4: Simplify right side
5,563,934.90x = 17,929,273,354,386.14 - Step 5: Solve for x
x = 17,929,273,354,386.14/5,563,934.90 - Step 6: Final answer
x = 3,222,408.90
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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.