Finding the Fourth Proportional to 1,603,309.64, 2,212,603.14 and 914,967.80
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Solution
The fourth proportional to 1,603,309.64, 2,212,603.14 and 914,967.80 is: 1,262,676.02
Step by Step Solution
- Step 1: Write the proportion equation
1,603,309.64 : 2,212,603.14 = 914,967.80 : x - Step 2: Convert to fraction form
1,603,309.64/2,212,603.14 = 914,967.80/x - Step 3: Cross multiply
1,603,309.64x = 2,212,603.14 × 914,967.80 - Step 4: Simplify right side
1,603,309.64x = 2,024,460,627,278.89 - Step 5: Solve for x
x = 2,024,460,627,278.89/1,603,309.64 - Step 6: Final answer
x = 1,262,676.02
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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.