Finding the Fourth Proportional to 1,012,657.08, 1,519,733.30 and 480,179.99
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Solution
The fourth proportional to 1,012,657.08, 1,519,733.30 and 480,179.99 is: 720,624.52
Step by Step Solution
- Step 1: Write the proportion equation
1,012,657.08 : 1,519,733.30 = 480,179.99 : x - Step 2: Convert to fraction form
1,012,657.08/1,519,733.30 = 480,179.99/x - Step 3: Cross multiply
1,012,657.08x = 1,519,733.30 × 480,179.99 - Step 4: Simplify right side
1,012,657.08x = 729,745,516,347.61 - Step 5: Solve for x
x = 729,745,516,347.61/1,012,657.08 - Step 6: Final answer
x = 720,624.52
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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.