Finding the Fourth Proportional to 1,787,045.04, 2,680,763.58 and 775,471.68
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Solution
The fourth proportional to 1,787,045.04, 2,680,763.58 and 775,471.68 is: 1,163,292.58
Step by Step Solution
- Step 1: Write the proportion equation
1,787,045.04 : 2,680,763.58 = 775,471.68 : x - Step 2: Convert to fraction form
1,787,045.04/2,680,763.58 = 775,471.68/x - Step 3: Cross multiply
1,787,045.04x = 2,680,763.58 × 775,471.68 - Step 4: Simplify right side
1,787,045.04x = 2,078,856,237,065.41 - Step 5: Solve for x
x = 2,078,856,237,065.41/1,787,045.04 - Step 6: Final answer
x = 1,163,292.58
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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.