Finding the Fourth Proportional to 1,418,127.83, 2,125,417.83 and 708,353.99
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Solution
The fourth proportional to 1,418,127.83, 2,125,417.83 and 708,353.99 is: 1,061,644.91
Step by Step Solution
- Step 1: Write the proportion equation
1,418,127.83 : 2,125,417.83 = 708,353.99 : x - Step 2: Convert to fraction form
1,418,127.83/2,125,417.83 = 708,353.99/x - Step 3: Cross multiply
1,418,127.83x = 2,125,417.83 × 708,353.99 - Step 4: Simplify right side
1,418,127.83x = 1,505,548,189,670.55 - Step 5: Solve for x
x = 1,505,548,189,670.55/1,418,127.83 - Step 6: Final answer
x = 1,061,644.91
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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.