Finding the Fourth Proportional to 2,219,029.07, 3,328,638.36 and 871,483.73
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Solution
The fourth proportional to 2,219,029.07, 3,328,638.36 and 871,483.73 is: 1,307,262.80
Step by Step Solution
- Step 1: Write the proportion equation
2,219,029.07 : 3,328,638.36 = 871,483.73 : x - Step 2: Convert to fraction form
2,219,029.07/3,328,638.36 = 871,483.73/x - Step 3: Cross multiply
2,219,029.07x = 3,328,638.36 × 871,483.73 - Step 4: Simplify right side
2,219,029.07x = 2,900,854,157,150.69 - Step 5: Solve for x
x = 2,900,854,157,150.69/2,219,029.07 - Step 6: Final answer
x = 1,307,262.80
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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.