Finding the Fourth Proportional to 1,246,964.15, 1,865,775.35 and 887,964.68
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Solution
The fourth proportional to 1,246,964.15, 1,865,775.35 and 887,964.68 is: 1,328,620.88
Step by Step Solution
- Step 1: Write the proportion equation
1,246,964.15 : 1,865,775.35 = 887,964.68 : x - Step 2: Convert to fraction form
1,246,964.15/1,865,775.35 = 887,964.68/x - Step 3: Cross multiply
1,246,964.15x = 1,865,775.35 × 887,964.68 - Step 4: Simplify right side
1,246,964.15x = 1,656,742,597,845.94 - Step 5: Solve for x
x = 1,656,742,597,845.94/1,246,964.15 - Step 6: Final answer
x = 1,328,620.88
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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.