Finding the Fourth Proportional to 1,344,687.30, 2,017,030.95 and 503,129.70
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Solution
The fourth proportional to 1,344,687.30, 2,017,030.95 and 503,129.70 is: 754,694.55
Step by Step Solution
- Step 1: Write the proportion equation
1,344,687.30 : 2,017,030.95 = 503,129.70 : x - Step 2: Convert to fraction form
1,344,687.30/2,017,030.95 = 503,129.70/x - Step 3: Cross multiply
1,344,687.30x = 2,017,030.95 × 503,129.70 - Step 4: Simplify right side
1,344,687.30x = 1,014,828,176,764.22 - Step 5: Solve for x
x = 1,014,828,176,764.22/1,344,687.30 - Step 6: Final answer
x = 754,694.55
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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.