Finding the Fourth Proportional to 2,044,837.08, 2,821,998.48 and 1,127,064.96
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Solution
The fourth proportional to 2,044,837.08, 2,821,998.48 and 1,127,064.96 is: 1,555,417.61
Step by Step Solution
- Step 1: Write the proportion equation
2,044,837.08 : 2,821,998.48 = 1,127,064.96 : x - Step 2: Convert to fraction form
2,044,837.08/2,821,998.48 = 1,127,064.96/x - Step 3: Cross multiply
2,044,837.08x = 2,821,998.48 × 1,127,064.96 - Step 4: Simplify right side
2,044,837.08x = 3,180,575,603,981.26 - Step 5: Solve for x
x = 3,180,575,603,981.26/2,044,837.08 - Step 6: Final answer
x = 1,555,417.61
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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.