Finding the Fourth Proportional to 1,897,305.68, 2,841,398.34 and 1,085,228.18
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Solution
The fourth proportional to 1,897,305.68, 2,841,398.34 and 1,085,228.18 is: 1,625,233.92
Step by Step Solution
- Step 1: Write the proportion equation
1,897,305.68 : 2,841,398.34 = 1,085,228.18 : x - Step 2: Convert to fraction form
1,897,305.68/2,841,398.34 = 1,085,228.18/x - Step 3: Cross multiply
1,897,305.68x = 2,841,398.34 × 1,085,228.18 - Step 4: Simplify right side
1,897,305.68x = 3,083,565,549,173.22 - Step 5: Solve for x
x = 3,083,565,549,173.22/1,897,305.68 - Step 6: Final answer
x = 1,625,233.92
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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.