Finding the Fourth Proportional to 1,591,925.68, 2,196,896.79 and 866,813.07
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Solution
The fourth proportional to 1,591,925.68, 2,196,896.79 and 866,813.07 is: 1,196,223.46
Step by Step Solution
- Step 1: Write the proportion equation
1,591,925.68 : 2,196,896.79 = 866,813.07 : x - Step 2: Convert to fraction form
1,591,925.68/2,196,896.79 = 866,813.07/x - Step 3: Cross multiply
1,591,925.68x = 2,196,896.79 × 866,813.07 - Step 4: Simplify right side
1,591,925.68x = 1,904,298,851,013.05 - Step 5: Solve for x
x = 1,904,298,851,013.05/1,591,925.68 - Step 6: Final answer
x = 1,196,223.46
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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.