Finding the Fourth Proportional to 1,069,097.23, 1,474,794.93 and 661,068.64
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Solution
The fourth proportional to 1,069,097.23, 1,474,794.93 and 661,068.64 is: 911,928.92
Step by Step Solution
- Step 1: Write the proportion equation
1,069,097.23 : 1,474,794.93 = 661,068.64 : x - Step 2: Convert to fraction form
1,069,097.23/1,474,794.93 = 661,068.64/x - Step 3: Cross multiply
1,069,097.23x = 1,474,794.93 × 661,068.64 - Step 4: Simplify right side
1,069,097.23x = 974,940,678,654.00 - Step 5: Solve for x
x = 974,940,678,654.00/1,069,097.23 - Step 6: Final answer
x = 911,928.92
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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.