Finding the Fourth Proportional to 1,985,630.61, 2,977,953.83 and 565,698.99
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Solution
The fourth proportional to 1,985,630.61, 2,977,953.83 and 565,698.99 is: 848,408.29
Step by Step Solution
- Step 1: Write the proportion equation
1,985,630.61 : 2,977,953.83 = 565,698.99 : x - Step 2: Convert to fraction form
1,985,630.61/2,977,953.83 = 565,698.99/x - Step 3: Cross multiply
1,985,630.61x = 2,977,953.83 × 565,698.99 - Step 4: Simplify right side
1,985,630.61x = 1,684,625,460,422.11 - Step 5: Solve for x
x = 1,684,625,460,422.11/1,985,630.61 - Step 6: Final answer
x = 848,408.29
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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.