Finding the Fourth Proportional to 3,020,855.99, 4,168,798.61 and 1,644,196.43
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Solution
The fourth proportional to 3,020,855.99, 4,168,798.61 and 1,644,196.43 is: 2,269,000.51
Step by Step Solution
- Step 1: Write the proportion equation
3,020,855.99 : 4,168,798.61 = 1,644,196.43 : x - Step 2: Convert to fraction form
3,020,855.99/4,168,798.61 = 1,644,196.43/x - Step 3: Cross multiply
3,020,855.99x = 4,168,798.61 × 1,644,196.43 - Step 4: Simplify right side
3,020,855.99x = 6,854,323,762,885.99 - Step 5: Solve for x
x = 6,854,323,762,885.99/3,020,855.99 - Step 6: Final answer
x = 2,269,000.51
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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.