Finding the Fourth Proportional to 1,788,769.14, 2,468,276.88 and 1,209,252.87
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Solution
The fourth proportional to 1,788,769.14, 2,468,276.88 and 1,209,252.87 is: 1,668,617.17
Step by Step Solution
- Step 1: Write the proportion equation
1,788,769.14 : 2,468,276.88 = 1,209,252.87 : x - Step 2: Convert to fraction form
1,788,769.14/2,468,276.88 = 1,209,252.87/x - Step 3: Cross multiply
1,788,769.14x = 2,468,276.88 × 1,209,252.87 - Step 4: Simplify right side
1,788,769.14x = 2,984,770,901,094.65 - Step 5: Solve for x
x = 2,984,770,901,094.65/1,788,769.14 - Step 6: Final answer
x = 1,668,617.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.