Finding the Fourth Proportional to 1,571,905.08, 2,169,458.75 and 883,633.64
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Solution
The fourth proportional to 1,571,905.08, 2,169,458.75 and 883,633.64 is: 1,219,543.56
Step by Step Solution
- Step 1: Write the proportion equation
1,571,905.08 : 2,169,458.75 = 883,633.64 : x - Step 2: Convert to fraction form
1,571,905.08/2,169,458.75 = 883,633.64/x - Step 3: Cross multiply
1,571,905.08x = 2,169,458.75 × 883,633.64 - Step 4: Simplify right side
1,571,905.08x = 1,917,006,723,454.14 - Step 5: Solve for x
x = 1,917,006,723,454.14/1,571,905.08 - Step 6: Final answer
x = 1,219,543.56
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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.