Finding the Fourth Proportional to 2,648,106.08, 3,971,567.95 and 1,227,977.63
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Solution
The fourth proportional to 2,648,106.08, 3,971,567.95 and 1,227,977.63 is: 1,841,692.30
Step by Step Solution
- Step 1: Write the proportion equation
2,648,106.08 : 3,971,567.95 = 1,227,977.63 : x - Step 2: Convert to fraction form
2,648,106.08/3,971,567.95 = 1,227,977.63/x - Step 3: Cross multiply
2,648,106.08x = 3,971,567.95 × 1,227,977.63 - Step 4: Simplify right side
2,648,106.08x = 4,876,996,575,697.18 - Step 5: Solve for x
x = 4,876,996,575,697.18/2,648,106.08 - Step 6: Final answer
x = 1,841,692.30
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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.