Finding the Fourth Proportional to 1,779,170.04, 2,455,430.58 and 1,015,338.42
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Solution
The fourth proportional to 1,779,170.04, 2,455,430.58 and 1,015,338.42 is: 1,401,267.42
Step by Step Solution
- Step 1: Write the proportion equation
1,779,170.04 : 2,455,430.58 = 1,015,338.42 : x - Step 2: Convert to fraction form
1,779,170.04/2,455,430.58 = 1,015,338.42/x - Step 3: Cross multiply
1,779,170.04x = 2,455,430.58 × 1,015,338.42 - Step 4: Simplify right side
1,779,170.04x = 2,493,093,005,516.88 - Step 5: Solve for x
x = 2,493,093,005,516.88/1,779,170.04 - Step 6: Final answer
x = 1,401,267.42
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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.