Finding the Fourth Proportional to 2,679,646.14, 4,017,209.74 and 1,162,186.17
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Solution
The fourth proportional to 2,679,646.14, 4,017,209.74 and 1,162,186.17 is: 1,742,299.30
Step by Step Solution
- Step 1: Write the proportion equation
2,679,646.14 : 4,017,209.74 = 1,162,186.17 : x - Step 2: Convert to fraction form
2,679,646.14/4,017,209.74 = 1,162,186.17/x - Step 3: Cross multiply
2,679,646.14x = 4,017,209.74 × 1,162,186.17 - Step 4: Simplify right side
2,679,646.14x = 4,668,745,581,731.25 - Step 5: Solve for x
x = 4,668,745,581,731.25/2,679,646.14 - Step 6: Final answer
x = 1,742,299.30
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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.