Finding the Fourth Proportional to 2,067,420.20, 3,102,051.90 and 944,911.40
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Solution
The fourth proportional to 2,067,420.20, 3,102,051.90 and 944,911.40 is: 1,417,788.32
Step by Step Solution
- Step 1: Write the proportion equation
2,067,420.20 : 3,102,051.90 = 944,911.40 : x - Step 2: Convert to fraction form
2,067,420.20/3,102,051.90 = 944,911.40/x - Step 3: Cross multiply
2,067,420.20x = 3,102,051.90 × 944,911.40 - Step 4: Simplify right side
2,067,420.20x = 2,931,164,203,701.66 - Step 5: Solve for x
x = 2,931,164,203,701.66/2,067,420.20 - Step 6: Final answer
x = 1,417,788.32
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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.